United States v. Mumme ( 2021 )


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  •            United States Court of Appeals
    For the First Circuit
    No. 19-1983
    UNITED STATES OF AMERICA,
    Appellee,
    v.
    RYAN MUMME,
    Defendant, Appellant.
    APPEAL FROM THE UNITED STATES DISTRICT COURT
    FOR THE DISTRICT OF MAINE
    [Hon. Nancy Torresen, Chief U.S. District Judge]
    Before
    Lynch and Barron, Circuit Judges,
    and Burroughs,* District Judge.
    Mary E. Davis, by appointment of the Court, with whom Davis
    & Davis was on brief, for appellant.
    Benjamin M. Block, Assistant United States Attorney, with
    whom Halsey B. Frank, United States Attorney, was on brief, for
    appellee.
    January 13, 2021
    *   Of the District of Massachusetts, sitting by designation.
    LYNCH,       Circuit       Judge.      Ryan     Mumme   ("Mumme")     was
    convicted of possession of child pornography in violation of 18
    U.S.C. §§ 2252A(a)(5)(B), 2252A(b)(2), and 2256(8)(A), and was
    sentenced to ninety-six months' imprisonment to be followed by
    lifetime supervised release.                  He appeals the district court's
    denial of his motion to suppress statements made to investigating
    officers at his home and the evidence derived from the consensual
    seizure    of        his     computer.         He     argues    that   the     officers
    unconstitutionally coerced his consent to the seizure of his
    computer and questioned him within the curtilage of his home.                        He
    also appeals the denial of his renewed motion to withdraw his
    guilty plea, arguing that the district court erroneously failed to
    hold an evidentiary hearing on his claim of ineffective assistance
    of counsel.         Finding no error, we affirm.
    I.     Background
    A.     Facts
    In     March        2015,     agents     from     Homeland      Security
    Investigations            ("HSI")   informed       Maine   State    Police   Detective
    Christopher Tupper ("Det. Tupper") that they had evidence showing
    that   Mumme        had    wired    more    than    $16,000    to   accounts    in   the
    Philippines and Russia from November 2010 to March 2015, including
    at least one payment to an individual in the Philippines suspected
    of producing child pornography.                Electronic payment records showed
    - 2 -
    that Mumme used the email address "dexter.rick@yahoo.com" to make
    these payments on all but one occasion.
    On August 31, 2015, Det. Tupper, HSI Special Agent
    Gregory Kelly ("Agent Kelly"), and HSI Special Agent Chase Ossinger
    ("Agent Ossinger") traveled to Mumme's home in Eastport, Maine, to
    try to interview him about these suspicious transactions.1       The
    officers drove two unmarked cars and wore plain clothes.        Det.
    Tupper wore a recording device that remained on throughout the
    ensuing encounter.
    Mumme's home is located at the corner of a paved road
    and a dirt road.     The paved road runs along one side of the home
    and the home is located directly next to the paved road.       There
    are other homes also located along that road.    The dirt road comes
    off the paved road and ends in a dead-end in a grassy field past
    Mumme's home.     The home is set back a short distance off the dirt
    road and the front door is located on the dirt-road side of the
    home.       Trees and bushes surround the home on several sides,
    including along the dirt road, directly behind the house, and on
    the side of the house where the field is located.      The field is
    situated beyond the trees and bushes directly next to the house.
    Across the dirt road from Mumme's home is another residence which
    1 They were accompanied by a civilian computer forensics
    analyst with the Maine State Police, who remained in Det. Tupper's
    vehicle and did not participate in any of the questioning.
    - 3 -
    is not surrounded by any trees or foliage.          The grassy field at
    the end of the dirt road is also surrounded by a denser growth of
    trees and foliage on several sides.        Although there is no evidence
    that the field would be visible from several sides because of the
    surrounding trees and Mumme's home, the field is completely visible
    from the end of the dirt road, and it is also visible from at least
    some portion of the paved road that runs past Mumme's home as well
    as from the adjacent property.          There was no fence surrounding
    that side of the field or any other enclosure on the property that
    would have shielded the field from public view, nor were there any
    signs posted against trespassing.          There was no fence around the
    property and there was no impediment to public access to the dirt
    road, which the officers believed to be a public road.2
    The officers parked along the side of the dirt road near
    a recreational vehicle ("RV") which was parked on the lawn next to
    Mumme's house.       Beyond where the RV was parked was the end of the
    dirt road and the field.       Det. Tupper walked on a path through the
    bushes to the front door and knocked, but no one answered.           A man
    then approached the officers from the direction of the RV.              He
    identified himself as Chris Mumme and told them he was the father
    of   Ryan   Mumme,    the   defendant   here.   Mumme's   father   further
    identified himself as a former law enforcement officer and tried
    2   There is no evidence establishing that the dirt road was
    private property owned by Mumme or his father.
    - 4 -
    to get the officers to leave without speaking to his son.           He also
    told the officers that he owned the property.
    While the officers were speaking with Mumme's father,
    Mumme drove past them on the dirt road and parked in the field
    about twenty yards beyond the house and the RV.          Det. Tupper told
    Mumme's father that they wanted to speak with Mumme and that they
    had   information   that   Mumme   had     purchased   child   pornography.
    Mumme's father tried to convince the officers to allow him to go
    speak to Mumme first to "see what he knows" because he wanted "to
    make sure that [Mumme] is not going to get into trouble."           He also
    offered to contact the officers later.          Det. Tupper told Mumme's
    father that Mumme is "an adult, you can't invoke his rights . . .
    and we can just go around you."      Det. Tupper also stated that they
    had driven all the way from Bangor and were going to talk to Mumme.
    He said "[w]e're trying to do this low key . . . and professional."
    Mumme's father stated "he's not going to incriminate himself that's
    for damn sure you know that" and "if you have information I'd like
    to see it or he'd like to see it."           Det. Tupper responded "[a]t
    this point, I'm going to ask you not to hinder our investigation
    and I'm gonna go talk to Ryan."     As Det. Tupper walked past Mumme's
    father towards the defendant, he yelled back over his shoulder,
    "[d]on't hinder."
    Agents Kelly and Ossinger remained with Mumme's father.
    At some point, Mumme's father told the agents that they needed a
    - 5 -
    warrant to be standing where they were.          The agents responded that
    they were standing on a public road where they had a right to be
    as much as any other private individual who could access the road.
    The agents believed that the dirt road was public because it was
    accessible from multiple properties, and Mumme's father did not
    assert that he owned the dirt road or tell the officers that they
    were trespassing or to get off his property.                The agents never
    physically restrained Mumme's father, nor did they raise their
    voices to him or attempt to intimidate him. Indeed, Mumme's father
    was allowed to go in and out of the RV several times while Mumme
    was being questioned.        Mumme's father never yelled to or attempted
    to go over and speak with Mumme while the officers were talking to
    Mumme.
    After walking past the father, Det. Tupper approached
    Mumme, who was standing near the back of his truck in the grassy
    field.     Det. Tupper stood several feet away from Mumme while they
    spoke.     Det. Tupper informed Mumme that the officers had evidence
    that Mumme had sent money to a person in the Philippines who
    trafficked in live sex shows involving children.              Mumme admitted
    to having paid for live sex videos but denied that the videos
    involved    children.        He    also   admitted   to   having   seen   child
    pornography online.     He stated that, about a month or two before,
    a   pixelated   image   of    an    approximately    thirteen-year-old    girl
    performing oral sex on an older man popped up on his computer while
    - 6 -
    he was searching for other pornography.            Agent Kelly then joined
    the conversation, leaving Agent Ossinger with Mumme's father.
    Mumme confirmed that his father owned the property but that he was
    the only full-time resident of the home because his parents lived
    in Florida for most of the year.            Neither Det. Tupper nor Agent
    Kelly    ever   informed    Mumme   that    he   was    free      to     leave   the
    conversation, and Mumme never asserted they were standing on his
    private property, told them they were trespassing, or asked them
    to leave the property.
    Mumme     admitted      to     using       the       email      address
    "dexter.rick@yahoo.com" for the past five or six years to send
    monthly    payments    of   approximately     $100     to    a    woman    in    the
    Philippines for live sex videos.             He denied having any child
    pornography on his computer or saved to an external hard drive.
    The officers told Mumme that they had a civilian analyst who could
    search his computer to make sure there was no child pornography on
    it.     Mumme declined to allow the officers to search through his
    electronic devices, stating several times that he did not want his
    privacy invaded.      Det. Tupper then explained to Mumme that he had
    two options because he refused to consent to a search of the
    devices:
    I can seize your house and apply for a search
    warrant or you can turn your devices over to
    me and I can apply for a search warrant to
    search your devices.   And . . . either way
    that you go I'm gonna have to do a search
    - 7 -
    warrant at this point or apply for one. . . .
    So we can camp out in your driveway or you can
    turn your devices over and I can apply for a
    warrant, if I don't get it I will return your
    devices. But at this point I can't . . . go
    ahead and look at it. I have to do one or the
    other. I have to either seize your whole house
    or just your electronics, but I can't look at
    them without a warrant at this point cause you
    told me no.
    After Mumme asked what seizing and securing the house
    would entail, Det. Tupper explained:
    I have to . . . go see a judge, is what it
    entails. . . . [O]r you could turn over your
    computer and I still have to go see a judge
    but I go see that judge tomorrow and not today.
    And I don't go thr[ough] your entire house.
    But either way I can't look at that computer
    without a warrant so it all depends on how you
    . . . want me to actually take physical
    possession of the device.     And that's your
    call. But at this point, we know that there's
    child pornography on that computer even if
    it's one image. And if it's one image that's
    pixilated [sic] I'm not overly concerned with
    that and I don't even know if that's
    chargeable. . . . [W]e know that there's an
    awful lot of money that has gone to th[e]
    Philippines, we know one of the people that
    you    sent   [money    to]   trafficks    live
    children . . . . So, the choice is yours. If
    you want to turn your device over I can apply
    for a search warrant if I don't get it, I bring
    it back to you untouched. . . . Or I can get
    somebody to keep anybody from going in the
    house, and go see a judge right now, it's your
    call. . . .      And if you want to explain
    anything, if you want to talk about anything,
    I'm here, but I'm not gonna force ya.
    (Emphasis added.)
    Mumme stated that "I should probably get a lawyer at
    this point," and Det. Tupper responded "[t]hat's your call" and it
    - 8 -
    "[m]akes no difference to me."    Mumme repeated that he would "have
    to contact a lawyer."   Det. Tupper stated "so am I securing your
    house for today" and Mumme replied "I guess you're gonna have to."
    Mumme then asked whether "[t]hat means I can't go in and make a
    phone call," to which Det. Tupper responded "[n]ope."   Mumme never
    stated that the reason he needed to go in the house to use the
    phone was to call an attorney.      Det. Tupper did not tell Mumme
    that he could not contact his lawyer or use a cell phone or some
    other telephone to make a phone call, but just that he could not
    go into the house.      Det. Tupper testified at the suppression
    hearing that he would not allow Mumme back into the house because
    he was concerned about officer safety and that Mumme might try to
    destroy evidence.
    After telling Mumme he could not go back into the house,
    Det. Tupper asked if there was anyone else in the house and
    explained that he was going to make arrangements for other officers
    to come secure the home.    At that point, Mumme said "[y]ou know
    what never mind[,] [g]o ahead and go get the computer."     He then
    allowed the officers into the home to seize his computer and hard
    drive.   After gathering those devices, Det. Tupper reiterated that
    "I'm going to seize these today, apply for a search warrant
    tomorrow, if it's rejected, you get the stuff back . . . untouched"
    and "if it's not rejected . . . then we're gonna process them and
    if there's nothing on them, you get 'em back."       He also stated
    - 9 -
    that "[i]f there's child pornography on it, we'll give you the
    opportunity to explain it, put it in the proper context, and we'll
    go from there."   The officers and Mumme went back to the officers'
    vehicles so that Det. Tupper could give Mumme an evidence inventory
    sheet reflecting the items that had been seized.
    Det. Tupper then informed Mumme of his Fifth Amendment
    rights, stating that "I want to make sure that you understand you
    have the right to an attorney, that you do not have to talk to
    me[,] . . . [and] that if you do talk to me, you know it can be
    used against you."3   Mumme asked if he was being arrested, and Det.
    Tupper responded "[n]o[,] I am not arresting you today . . . [but]
    I just want you to be aware of your rights . . . [c]ause I don't
    want to violate them, that's why I'm going to get a search warrant
    for these devices."    He told Mumme that "[i]f you wanna clarify
    something or explain something, I will listen," to which Mumme
    responded "[n]o, I guess I'll keep my mouth shut."      Det. Tupper
    then told Mumme that he "didn't mean to scare [Mumme] but . . . at
    the end of the day those devices will speak for themselves . . .
    [a]nd what's on them will speak for themselves."
    Shortly thereafter, Mumme told the officers that they
    would find child pornography on the devices and explained to them
    3    The officers did not provide Mumme with a full Miranda
    warning at any point. See Miranda v. Arizona, 
    384 U.S. 436
    , 444-
    45, 467-74 (1966).
    - 10 -
    how he had obtained the videos. He also admitted that the youngest
    child depicted on his computer was around six years old.                      At one
    point    during      this   exchange,    Det.    Tupper   said     "you're    scared
    shitless right now," to which Mumme responded "[a] little bit."
    Det. Tupper reiterated that he was going to apply for a search
    warrant and noted that there was "a low probability" that he would
    be rejected, "but that's going to be up to the judge."
    The officers never frisked or restrained Mumme during
    the interview or told him that he was not free to leave.                     Nor did
    they yell or curse at Mumme or otherwise threaten or intimidate
    him.    The officers calmly gave Mumme a straightforward explanation
    of what they intended to do and made no misrepresentations to him
    as to their authority to obtain a warrant.                Although the officers
    were    all   armed,    the     only   visible    firearm    was   Det.   Tupper's
    holstered gun, which was never removed from its holster.
    Det.     Tupper    included       Mumme's     confession       in   his
    application for a search warrant for the electronic devices, which
    the Maine state district court granted.              The search of the laptop
    computer revealed approximately sixteen images and thirty videos
    of child pornography.
    B.      Procedural History
    In December 2017, Mumme was indicted on one count of
    possession of child pornography.            In February 2018, Mumme filed a
    motion to suppress the statements made to the officers and the
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    evidence derived from the seizure and search of his devices. Mumme
    argued that: (1) the officers' threat to seize his home and to
    obtain a search warrant rendered his consent to enter his home and
    to seize his electronic devices involuntary; (2) the officers
    lacked probable cause to obtain a search warrant; (3) the officers
    engaged     in    an   impermissible      warrantless    search    when      they
    trespassed onto private property to interrogate him; and (4) he
    was in custody throughout the entire interaction and so should
    have    been     provided   a   Miranda   warning   at   the   outset   of   the
    interrogation.
    The district court held a hearing on the motion to
    suppress in May 2018, at which all three officers testified and
    the government submitted the audio recording and transcript of the
    conversation with Mumme, an aerial photograph of the property, and
    the search warrant.         Neither Mumme nor his father testified at the
    hearing.       The court issued an order denying the motion in June
    2018.      United States v. Mumme, No. 1:17-cr-00171-NT, 
    2018 WL 2729200
    , at *1 (D. Me. June 6, 2018).
    As to the voluntariness issue, the district court held
    that, under the totality of the circumstances, Mumme's consent to
    enter the home and to seize his electronic devices was voluntary.
    Id. at *3-5.        The court concluded that the officers' statements
    that they would secure the home and seek a search warrant unless
    Mumme consented to the seizure of his devices did not vitiate his
    - 12 -
    otherwise voluntary consent.    Id. at *3-4.    The court explained
    that "the officers never told Mr. Mumme that they would, with any
    certainty, obtain a warrant . . . [but] [r]ather, Det. Tupper
    stated more than once that a judge could reject his warrant
    application, in which case Mr. Mumme's devices would be returned
    to him untouched."    Id. at *4.   So the "purported threats . . .
    lacked the potentially coercive force of a representation that he
    had a warrant in hand or could definitely secure one."          Id.
    Furthermore, the court determined that the officers "ha[d] a
    reasonable belief that a warrant would issue" and they "could
    reasonably assume that the image [of child pornography Mumme
    admitted he had viewed in the past couple of months], when taken
    together with the evidence of Mr. Mumme's unusual history of
    payments to the Philippines, including one to a suspected producer
    of child pornography, constituted probable cause sufficient to
    obtain a warrant to search Mr. Mumme's computer."    Id.   The court
    also concluded that the officers had the lawful authority to secure
    Mumme's home while they applied for a search warrant and the
    "choice between th[e] two lawful options" of either consenting or
    the officers securing the home while they sought a warrant did not
    render Mumme's consent involuntary.     Id. at *4 n.3.
    The district court also found that none of the other
    circumstances of the interview indicated that Mumme's consent was
    coerced.   Mumme was "a 46-year-old man who evidenced his awareness
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    that he could refuse to consent to the officers' requests by doing
    so at least once" and he "was questioned in a conversational
    fashion in his own backyard by two officers in civilian clothes
    who did not touch or menace him in any way."         Id. at *4.      The court
    noted that "the recording of the events gives no indication that
    Mr. Mumme was overwhelmed or otherwise incapable of offering valid
    consent at the time that he consented."           Id.   The court rejected
    Mumme's assertion that he was coerced by virtue of the officers'
    interactions with his father, who, the court found, was never
    physically restrained or otherwise intimidated.           Id.    Finally, the
    court rejected Mumme's argument that he was coerced into consenting
    because the officers refused to allow him into the house to call
    a lawyer, finding that securing the home was a lawful step and
    Mumme "was never told that he could not use a cell phone or leave
    the premises to place a call to his lawyer."            Id. at *5.
    As to the trespass argument, the district court noted
    that Mumme's attorney had conceded at the motion hearing that the
    conversation with Det. Tupper and Agent Kelly did not take place
    within the curtilage of the home.         Id.    Based on that concession,
    the district court concluded that "any 'trespass' did not give
    rise   to   an   impermissible   search    for   purposes   of    the   Fourth
    Amendment" "[b]ecause the claimed intrusion did not reach into a
    constitutionally protected area."         Id.
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    Lastly, the district court held that Mumme was not in
    custody for purposes of Miranda, and so the failure to apprise him
    of his rights prior to questioning did not implicate his Fifth
    Amendment rights. Id. at *6. The court found that "[t]he officers
    were dressed in civilian clothes," "only Det. Tupper carried an
    exposed weapon," "Mumme was never physically restrained," "the
    officers never drew their weapons or otherwise threatened or
    attempted to intimidate him," and while "[t]he officers did not
    inform Mr. Mumme that he was free to leave, . . . they also never
    told him he could not do so."     Id.
    Mumme entered a conditional plea of guilty in June 2018,
    subject to his ability to appeal the denial of the motion to
    suppress.    Because Mumme also challenges the denial of his motion
    to withdraw his plea, we describe the underlying facts.
    In December 2018, Mumme filed a motion to withdraw the
    guilty   plea   because   of   ineffective   assistance   of   counsel,
    asserting that his former attorney failed to present certain
    arguments or call witnesses at the suppression hearing.        A hearing
    on the motion was held in February 2019. In the course of preparing
    for the hearing, Mumme's new attorney realized that Mumme was
    really just trying to relitigate the failed suppression motion.
    Mumme's attorney explained to him that he could still challenge
    the suppression order on appeal and challenge the effectiveness of
    his first attorney through a habeas petition.       On the advice of
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    his new counsel, Mumme agreed to withdraw the motion at the
    hearing.
    In April 2019, Mumme filed, through counsel, a renewed
    motion to withdraw his guilty plea against the advice of his
    attorney.    He argued, among other things, that his first attorney
    was ineffective and failed to properly develop and argue the law
    relating to trespass and curtilage. In the renewed motion, Mumme's
    then-attorney reiterated that "[i]t is clear that Defendant's main
    concern is that he does not believe his strongest arguments for
    suppression were adequately raised or raised at all."4
    In May 2019, the district court denied the renewed motion
    without a hearing.       It stated that "the Defendant's motion is
    predicated entirely on his belief that if his plea is withdrawn,
    I will permit him to reopen and relitigate his motion to suppress,"
    which the court stated was "mistaken."         The court said that there
    were no grounds for relitigating that motion and that it would
    have found the officers were not within the curtilage during their
    conversation with Mumme even without defense counsel's concession
    at   the   suppression   hearing.      The   court   determined   that   the
    4   Also in the renewed motion, Mumme's then-attorney
    indicated his intent to file a motion to withdraw as defense
    counsel because of Mumme's insistence on pursuing the motion to
    withdraw his guilty plea against the advice of counsel. Mumme's
    attorney eventually did file a motion to withdraw as defense
    counsel for that reason, and the district court allowed that motion
    and appointed Mumme a new attorney for the sentencing hearing.
    - 16 -
    defendant could pursue relief either through direct appeal of the
    suppression order or through a habeas petition.
    In September 2019, Mumme was sentenced to ninety-six
    months' imprisonment to be followed by lifetime supervision.        He
    timely appealed.
    II.    Denial of Motion to Suppress
    Mumme first challenges the denial of the motion to
    suppress.    In reviewing the denial of a motion to suppress, we
    review the district court's findings of fact for clear error and
    conclusions of law de novo.       United States v. Graf, 
    784 F.3d 1
    , 6
    (1st Cir. 2015).         "To prevail, [a defendant] must show that no
    reasonable view of the evidence supports the denial of the motion
    to suppress."   
    Id.
     (alteration in original) (quoting United States
    v. Belton, 
    520 F.3d 80
    , 82 (1st Cir. 2008)).
    Mumme makes two primary arguments on appeal with respect
    to suppression: (1) his consent to allow the officers to enter his
    home to seize his electronic devices without a warrant was not
    voluntary, particularly in light of the officers' threat to obtain
    a warrant and not to allow him back into his home until they did
    so; and (2) the officers unconstitutionally intruded onto the
    curtilage of the home to question him, which rendered his consent
    involuntary.5   We address each argument in turn.
    5   Mumme does not argue on appeal that the officers lacked
    probable cause to obtain a search warrant for his electronic
    - 17 -
    A.    The Defendant's Consent to Enter His Home and to Seize His
    Electronic Devices Was Voluntary
    "Valid      consent     renders    a    warrantless     search
    constitutionally permissible . . . ."          United States v. Perez-
    Montañez, 
    202 F.3d 434
    , 438 (1st Cir. 2000).           "[W]hile consent
    must be voluntary to be valid, there is no requirement that the
    person who gave consent must have been explicitly advised of the
    right to withhold it."     
    Id.
     (citing Schneckloth v. Bustamonte, 
    412 U.S. 218
    , 234 (1973)).           The burden is on the government "to
    establish, by a preponderance of the evidence, that consent was
    'freely and voluntarily given;' there must be more than mere
    acquiescence in the face of an unfounded claim of present lawful
    authority."    
    Id.
     (quoting Bumper v. North Carolina, 
    391 U.S. 543
    ,
    548 (1968)).
    The court must assess the totality of the circumstances
    in   assessing   the   voluntariness    of   the   defendant's   consent.
    Schneckloth, 
    412 U.S. at 248-49
    ; Perez-Montañez, 
    202 F.3d at 438
    .
    devices, nor does he challenge the district court's determination
    that he was not in custody during his interview and so was not
    subject to the Miranda requirements.     See Miranda, 
    384 U.S. at 467-74
    . Those arguments are thus waived. See Vázquez-Rivera v.
    Figueroa, 
    759 F.3d 44
    , 47 & n.1 (1st Cir. 2014) (holding that
    challenges not presented or developed in the party's brief are
    "deemed waived by the total absence of argument"); United States
    v. Dávila-Félix, 
    667 F.3d 47
    , 51 n.5 (1st Cir. 2011) (holding that
    an argument not made in the defendant's opening brief was waived);
    Rodríguez v. Municipality of San Juan, 
    659 F.3d 168
    , 175 (1st Cir.
    2011) ("[W]e deem waived claims not made or claims adverted to in
    a cursory fashion, unaccompanied by developed argument.").
    - 18 -
    Factors that courts consider in determining whether consent was
    voluntarily   given   include:    the     defendant's   age,   demeanor,
    intelligence, education, experience, "knowledge of the right to
    refuse consent," and "possibly vulnerable subjective state," as
    well as "evidence of inherently coercive tactics, either in the
    nature of police questioning or in the environment in which the
    questioning took place."   United States v. Twomey, 
    884 F.2d 46
    , 51
    (1st Cir. 1989); see also United States v. Hinkley, 
    803 F.3d 85
    ,
    91 (1st Cir. 2015); United States v. Barnett, 
    989 F.2d 546
    , 555
    (1st Cir. 1993).   Ultimately, the question of the voluntariness of
    consent is a factual matter that we review for clear error. United
    States v. Weidul, 
    325 F.3d 50
    , 53 (1st Cir. 2003); United States
    v. Rodriguez Perez, 
    625 F.2d 1021
    , 1024 (1st Cir. 1980).
    The district court correctly applied the multi-part
    legal analysis and did not commit error, much less clear error, in
    its factual finding that Det. Tupper's statement to Mumme that he
    would seek a search warrant did not vitiate Mumme's consent to
    enter his home and to seize his electronic devices.       "[C]onsent to
    a search is not invalid merely because it is secured by an
    officer's accurate assurance that there will soon be a lawful
    search anyway," and while "the law rejects consent secured by
    knowingly false representations . . . [,] at the same time [it]
    see[s] no reason to deter officers from securing convenient and
    prompt consensual access by conveying accurate information to a
    - 19 -
    recipient."     United States v. Vázquez, 
    724 F.3d 15
    , 22 (1st Cir.
    2013) (collecting cases); see also United States v. Lee, 
    317 F.3d 26
    , 33 (1st Cir. 2003) (holding that police officers' statement
    that they would secure a warrant unless the defendant consented to
    a search, where "the facts were sufficient to support the issuance
    of a search warrant, d[id] not constitute coercion"); United States
    v. Miller, 
    589 F.2d 1117
    , 1132 n.13 (1st Cir. 1978) ("Nor did [the
    officer's] assertion that he would seek a warrant if appellant did
    not consent make consent involuntary.        'Bowing to events, even if
    one is not happy about them, is not the same thing as being
    coerced.'" (quoting Robbins v. MacKenzie, 
    364 F.2d 45
    , 50 (1st
    Cir.), cert. denied, 
    385 U.S. 913
     (1966))).
    Det. Tupper and Agent Kelly made no misrepresentations
    to Mumme about already having a warrant to search the home or to
    seize his devices, nor did they tell him that they would, for
    certain, obtain a search warrant.       Rather, they told him that they
    would apply for a warrant if he did not consent, and that a judge
    could reject the warrant application.          See Perez-Montañez, 
    202 F.3d at 438-39
     ("Nor is there anything false or unduly coercive
    about a statement of an intention to seek other means to obtain
    access to property[,] . . . [particularly where the other means]
    would have been a search warrant, which on any fair view of the
    evidence would have been amply supported by probable cause.");
    Twomey,   
    884 F.2d at 51-52
        (determining   that   the   officers'
    - 20 -
    statements "that they did not in fact have a search warrant and
    could be required to obtain one" weighed against a finding that
    consent was coerced).    They also told Mumme that if he did consent
    to the seizure of his electronic devices, and a judge ultimately
    rejected a search warrant for those devices, the officers would
    return the devices to him "untouched."
    Mumme does not contest on appeal that the officers had
    probable cause to seize the electronic devices and to enter the
    home to effect that seizure.      The district court did not clearly
    err in finding that the officers reasonably believed that they had
    probable cause to secure a search warrant for the devices based on
    the evidence known to them at the time they stated they would seek
    a search warrant, including the evidence of Mumme's payments to a
    woman in the Philippines suspected of producing child pornography
    and his admission that he had viewed at least one image of child
    pornography on his computer in the last two months.          See Vázquez,
    724 F.3d at 19 (holding that an officer's claim that a search will
    ensue unless consent is given must be "based on a reasonable
    assessment of the facts under the applicable law"); United States
    v. Marshall, 
    348 F.3d 281
    , 286 (1st Cir. 2003) (holding that "the
    fact that the officers told [the defendant's roommate] that they
    were going to search the apartment regardless of whether she
    consented   because   they   intended   to   get   a   warrant   [was]   not
    inherently coercive . . . [because] [p]robable cause had been
    - 21 -
    established and the officers had a good faith belief that a warrant
    would issue").         The officers simply conveyed to Mumme accurate
    information      based   on    their    reasonable      belief   regarding   their
    lawful    authority.          Under    these    circumstances,      the   officers'
    statements of their intent to obtain a search warrant did not
    render Mumme's consent involuntary.
    Moreover, the district court did not commit clear error
    in finding that the officers' statements of their intent to secure
    the home while they applied for a search warrant did not render
    his consent involuntary.          Nor did the district court commit clear
    error in finding that the officers' refusal to allow Mumme to go
    into the house to make a phone call did not vitiate his consent.
    Indeed, the Supreme Court has held that, where officers have
    probable cause, they may temporarily secure an individual's home
    and prevent unaccompanied reentry into the home during the brief
    period of time necessary to secure a search warrant.                  Illinois v.
    McArthur, 
    531 U.S. 326
    , 331-33 (2001) (holding that such a seizure
    is reasonable under the Fourth Amendment because it is limited in
    time and scope and justified by the important law enforcement
    interest in preventing the destruction of evidence during the time
    necessary to secure a warrant); see also United States v. Pérez-
    Díaz,    
    848 F.3d 33
    ,    40-41    (1st    Cir.    2017)   (holding   that   the
    officers'      temporary     seizure    of     the    defendant's   apartment    was
    justified under McArthur because they had probable cause to believe
    - 22 -
    that he possessed child pornography, they had a reasonable belief
    that he would destroy evidence of the child pornography on the
    laptop if they did not secure the home while they applied for a
    search warrant, the scope of the intrusion was minimal since they
    did not actually search the home while waiting for the warrant but
    rather only stood inside it, and the duration of the seizure was
    limited to the time necessary to secure the warrant, which was
    only a few hours).
    Mumme does not contest that the officers had probable
    cause when they told him that they would secure his home and seek
    a warrant. The scope and duration of the seizure also likely would
    have been limited.    The officers told Mumme that they were going
    to secure the home from the outside by "camp[ing] out in [his]
    driveway," which was no more intrusive than the seizures approved
    in McArthur and Pérez-Díaz.      See McArthur, 
    531 U.S. at 335-36
    (holding that permitting reentry conditioned on observation by the
    police officer from inside the doorway of the home was a reasonable
    restriction); Pérez-Díaz, 848 F.3d at 40-41 (holding that securing
    the apartment by standing inside until a search warrant was
    obtained   was   reasonable).   In   response   to   Mumme's   question
    regarding what securing the house would entail, Det. Tupper told
    him that they "can get somebody to keep anybody from going in the
    house, and go see a judge right now" or "[Mumme] could turn over
    [the] computer and [the officers] still [would] have to go see a
    - 23 -
    judge but [they would] go see that judge tomorrow and not today."
    These statements that the officers intended to seek a warrant that
    day, if he did not consent to turn over the electronic devices,
    show that the seizure of the home would have been limited in
    duration.6    Det. Tupper testified at the suppression hearing that
    he believed he needed to secure the home and prevent reentry to
    ensure officer safety and to prevent the possible destruction of
    evidence on the computer or other devices.            See Pérez-Díaz, 848
    F.3d at 40-41.     The district court did not clearly err in finding
    that the officers had lawful authority to seize the home under
    McArthur.    And telling an individual to choose between two lawful,
    if undesirable, alternatives does not automatically render consent
    involuntary.      See Vázquez, 724 F.3d at 22; Lee, 
    317 F.3d at 33
    ;
    Miller, 
    589 F.2d at
    1132 n.13.
    We   also   reject   the   defendant's   argument   that   the
    officers were required to allow him back into the house while being
    accompanied by an officer to make a phone call, or that they were
    required to offer him alternative ways to contact an attorney.
    Nothing in McArthur requires officers to permit limited access to
    6    Mumme does say that he was told by the officers that he
    would be prevented from entering the house until the following
    day. But the record does not bear that out. Det. Tupper told
    Mumme that if Mumme denied the officers entry, Det. Tupper would
    "have to go see a judge" to obtain a search warrant, but if Mumme
    consented to the seizure of the devices, Det. Tupper would "still
    have to go see a judge but [would] go see that judge tomorrow and
    not today."
    - 24 -
    the   home   when   they   have   the   authority       to   prohibit   reentry
    completely.     
    531 U.S. at 335
     ("Under these circumstances, the
    reasonableness of the greater restriction (preventing reentry)
    implies   the   reasonableness    of    the    lesser    (permitting    reentry
    conditioned on observation).").
    Even assuming that Mumme intended to call a lawyer from
    inside the house, the officers did not prevent him from contacting
    his attorney through an alternative method, such as a cell phone.
    Thus, they did not force him to grant them access to his home
    before allowing him to speak to his attorney in a manner that might
    bear on the voluntariness of his consent.            The district court did
    not clearly err in finding that the refusal to allow Mumme into
    the house to make a phone call did not vitiate his consent.
    Finally,   nothing   about       the   other    circumstances   of
    Mumme's interaction with the officers renders the district court
    finding of voluntary consent clear error.            And Mumme clearly knew
    that he could refuse consent because he initially did refuse to
    allow the officers into his house to seize his electronic devices
    and also refused to consent to a warrantless search of those
    devices even after they were seized.7
    7   The defendant's reliance on Georgia v. Randolph, 
    547 U.S. 103
     (2006), is also misplaced. In Randolph, the co-occupant
    who objected to the entry into the home was the same person who
    sought suppression of evidence being used against him as a result
    of that warrantless search. 
    Id. at 107-08
    .
    - 25 -
    B.   The Officers Did Not Unconstitutionally Intrude onto the
    Curtilage of the Home
    Mumme also argues that the officers unconstitutionally
    entered the curtilage of his home without a warrant, which he
    argues invalidated his subsequent statements and the consensual
    seizure of the electronic devices.      Even bypassing his trial
    counsel's concession at the suppression hearing that the officers
    were not on the curtilage during their exchange with Mumme, the
    argument has no merit.
    "[T]he area 'immediately surrounding and associated with
    the home' -- what our cases call the curtilage -- [is regarded] as
    'part of the home itself for Fourth Amendment purposes.'"   Florida
    v. Jardines, 
    569 U.S. 1
    , 6 (2013) (quoting Oliver v. United States,
    
    466 U.S. 170
    , 180 (1984)).      As such, an unlicensed physical
    intrusion onto the curtilage for the purpose of gathering evidence
    is a search within the meaning of the Fourth Amendment and is
    Here, Mumme attempts to rely on his father's purported
    objection to the officers' presence on the property without a
    warrant. Even if we were to accept that, under Randolph, Mumme's
    father's Fourth Amendment rights were violated by the officers'
    continued presence on the property, Mumme makes no argument for
    why we should expand Randolph to hold that when officers search a
    home based on the consent of one present individual but over the
    objection of another, the consenting party's rights are also
    violated. And he cannot now invoke the purported violation of his
    father's rights because he lacks standing to do so. See Rakas v.
    Illinois, 
    439 U.S. 128
    , 133-34 (1978); see also Kentucky v. King,
    
    563 U.S. 452
    , 469-70 (2011) (explaining that an individual has no
    obligation to speak to police officers, "need not allow the
    officers to enter the premises[,] and may refuse to answer any
    questions at any time").
    - 26 -
    presumptively     unreasonable      without    a     warrant.       Collins   v.
    Virginia, 
    138 S. Ct. 1663
    , 1670 (2018); Jardines, 
    569 U.S. at
    11-
    12.      But "[t]he Fourth Amendment does not . . . prevent all
    investigations conducted on private property" and "an officer may
    (subject to [the reasonable-expectation-of-privacy test]) gather
    information in what we have called 'open fields' -- even if those
    fields    are   privately   owned    --    because    such    fields   are    not
    enumerated in the Amendment's text."               Jardines, 
    569 U.S. at 6
    .
    And police officers have an implied license to approach the home
    through the curtilage and to knock on the front door to request an
    opportunity to speak to the occupant -- what is known as a "knock
    and talk."      See 
    id.
     at 8 (citing Kentucky v. King, 
    563 U.S. 452
    ,
    469 (2011)); Pérez-Díaz, 848 F.3d at 39; see also Miller, 
    589 F.2d at 1133
     ("Where an owner has not attempted to secure open fields
    and woods from 'invasion' by a casual, or an official visitor, a
    police officer may cross private land in order to question the
    inhabitants of dwellings thereon.").
    The   Supreme   Court    has     identified      four   factors   in
    determining whether an area falls within or outside the curtilage:
    (1) "the proximity of the area claimed to be curtilage to the
    home," (2) "whether the area is included within an enclosure
    surrounding the home," (3) "the nature of the uses to which the
    area is put," and (4) "the steps taken by the resident to protect
    the area from observation by people passing by."              United States v.
    - 27 -
    Dunn, 
    480 U.S. 294
    , 301 (1987); see also United States v. Diehl,
    
    276 F.3d 32
    , 38 (1st Cir. 2002) ("[T]hese factors are useful only
    to   the   extent    they   shed   light    on    'the   centrally    relevant
    consideration -- whether the area in question is so intimately
    tied to the home itself that it should be placed under the home's
    "umbrella" of Fourth Amendment protection.'" (quoting Dunn, 
    480 U.S. at 301
    )).      The determination as to whether a particular area
    is within or outside the curtilage is generally a mixed question
    of fact and law in which we review the district court's factual
    findings for clear error but review the ultimate constitutional
    conclusion de novo. Diehl, 
    276 F.3d at 37-38
    . But because Mumme's
    trial   counsel     initially   conceded    the   curtilage   issue    at   the
    suppression hearing, we review the district court's determination
    for plain error.       See United States v. Delgado-Sánchez, 
    849 F.3d 1
    , 6 (1st Cir. 2017) ("Ordinarily, a party who fails to lodge an
    objection or raise an argument below is deemed to have forfeited
    the argument and faces plain error review.").               Under the plain
    error standard, we assess whether Mumme can show "(1) that an error
    occurred (2) which was clear or obvious and which not only (3)
    affected [his] substantial rights, but also (4) seriously impaired
    the fairness, integrity, or public reputation of the judicial
    proceedings."       Id. at 7 (alteration in original) (quoting United
    States v. Arsenault, 
    833 F.3d 24
    , 29 (1st Cir. 2016)).
    - 28 -
    As our prior description of the property makes evident,
    the encounter was not on the curtilage.        The field was not
    immediately next to the home but was separated by trees and
    foliage.   It was not enclosed by a fence or any other sort of
    structure, and there was a completely unobstructed view of the
    field from the public dirt road and the main paved road, as well
    as from the adjacent residence.   There is no evidence that in any
    way shows that the field was closely tied to the home itself.    The
    district court's conclusion that the officers' physical intrusion
    onto the field to talk to Mumme did not constitute a search for
    purposes of the Fourth Amendment was not error, let alone clear or
    obvious error.8
    And in any event, the officers had an implied license to
    approach the home and request an opportunity to speak with Mumme.
    See Jardines, 
    569 U.S. at 8
    ; Pérez-Díaz, 848 F.3d at 39.       There
    were no signs, fences, or other indicators that the officers were
    not allowed onto the property to speak with Mumme.        Cf. United
    States v. Smith, 
    919 F.3d 1
    , 10 & n.6 (1st Cir. 2019).     Mumme had
    no obligation to speak with the officers and could have ended the
    conversation or requested that they leave the property.    See King,
    
    563 U.S. at 469-70
    .   Mumme chose not to do so and cannot now rely
    8    Mumme does not argue that he had a reasonable expectation
    of privacy in the field under Katz v. United States, 
    389 U.S. 347
    ,
    360-61 (1967) (Harlan, J., concurring).
    - 29 -
    on his father's suggestion to the officers that they needed a
    warrant to be on the property as a vicarious invocation of Mumme's
    rights. See Rakas v. Illinois, 
    439 U.S. 128
    , 133-34 (1978). Mumme
    has not shown plain error in the denial of his suppression motion
    with respect to the curtilage issue.
    III. Denial of Motion to Withdraw Guilty Plea
    Mumme also challenges the denial of his renewed motion
    to withdraw his guilty plea.     Specifically, he argues that the
    district court erred in refusing to hold an evidentiary hearing as
    to that motion so that he could develop the facts related to his
    ineffective assistance of counsel claim.   We review for abuse of
    discretion a decision not to hold an evidentiary hearing with
    respect to a motion to withdraw a guilty plea.   United States v.
    Santiago-Rivera, 
    805 F.3d 396
    , 398 (1st Cir. 2015).
    We conclude that the district court did not abuse its
    discretion in denying the defendant's motion without a hearing.
    The district court justifiably found there was no "fair and just
    reason" for withdrawal of the plea, Fed. R. Crim. P. 11(d)(2)(B),
    because Mumme was simply attempting to relitigate the failed
    suppression motion by alleging that his first attorney failed to
    develop certain arguments.   The attorney who filed the motion on
    behalf of Mumme told the district court as much, and he eventually
    sought and obtained leave to withdraw as defense counsel because
    Mumme insisted on pursuing withdrawal of the plea against his
    - 30 -
    attorney's advice.         Given that the district court found Mumme's
    suppression arguments meritless and that there was no basis to
    reopen the suppression motion, an evidentiary hearing was not
    required because his allegations would not "entitle him to relief."
    See United States v. Pulido, 
    566 F.3d 52
    , 57 (1st Cir. 2009).
    Moreover,      we    decline    to    remand   for    an     evidentiary
    hearing on Mumme's ineffective assistance of counsel claim, see
    Santiago-Rivera, 805 F.3d at 398, which is predicated on the
    alleged failure of Mumme's first attorney to adequately litigate
    the suppression motion.          "This is not one of those rare cases that
    presents 'special circumstances' justifying deviation from our
    general rule that 'such claims "must originally be presented to
    the   district    court"    as    a    collateral    attack      under    
    28 U.S.C. § 2255
    .'"   
    Id.
     (citation omitted) (first quoting United States v.
    Vega Molina, 
    407 F.3d 511
    , 531 (1st Cir. 2005); and then quoting
    United States v. Colón-Torres, 
    382 F.3d 76
    , 84 (1st Cir. 2004)).
    IV.    Conclusion
    The   defendant's         arguments   are   without     merit      and   we
    affirm his conviction.
    Affirmed.
    - 31 -