United States v. Christie ( 2010 )


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  •                                                    NOT PRECEDENTIAL
    UNITED STATES COURT OF APPEALS
    FOR THE THIRD CIRCUIT
    No. 09-2908
    UNITED STATES OF AMERICA
    v.
    RUSSELL CHRISTIE,
    Appellant.
    On Appeal from the United States District Court
    for the District of New Jersey
    (D.C. No. 2-07-cr-00332-001)
    District Judge: Hon. Harold A. Ackerman*
    Submitted Under Third Circuit LAR 34.1(a)
    July 16, 2010
    Before: RENDELL, JORDAN, and GREENAWAY, JR., Circuit Judges.
    (Filed: September 15, 2010)
    OPINION OF THE COURT
    *
    Judge Harold A. Ackerman, a stalwart on the United States District Court for the
    District of New Jersey for more than thirty years, passed away on December 2, 2009.
    JORDAN, Circuit Judge.
    Russell Christie appeals the judgment of conviction and sentence entered by the
    United States District Court for the District of New Jersey after a jury found him guilty of
    various child pornography offenses. For the reasons that follow, we will affirm.
    I.     Factual Background
    On September 3, 2008, a grand jury returned an eight-count second superceding
    indictment charging Christie with possession, receipt, and advertising of child
    pornography, in violation of 18 U.S.C. §§ 2251(d)(1)(A), 2252A(a)(2)(A), and
    2252A(a)(5)(B). The indictment was the culmination of a two-year investigation into the
    website of the North American Man-Girl Love Association (“NAMGLA”), a site that
    featured a password-protected forum where users could post links to sexually explicit
    images and videos of children and comment on those materials.
    A.     Investigation Culminating in Christie’s Arrest
    The investigation began in November 2005 as the byproduct of an unrelated fraud
    investigation into Jerrod Lochmiller, who happened to be the administrator of the
    NAMGLA site. Lochmiller, who was a fugitive and on probation at all times pertinent to
    this case, contacted the United States Attorney’s Office in Los Angeles through his
    attorney, George Buehler. Buehler indicated that, in exchange for the government’s
    dropping fraud charges against Lochmiller, Lochmiller would, in turn, provide access to
    the NAMGLA website and information on its users. The U.S. Attorney’s Office agreed
    2
    and referred the case to the Federal Bureau of Investigation (“FBI”), which assigned
    Special Agent Douglas MacFarlane as the primary case agent for the investigation.
    Buehler furnished a user name and password, which MacFarlane then used to
    access restricted areas of the NAMGLA website. At trial, MacFarlane testified that the
    password-protected areas of the website contained three sections entitled the N Gallery,
    the Private Gallery, and the Private Lounge. In the N Gallery – which MacFarlane
    identified as an abbreviation for “Nude Gallery” – users could post links to other websites
    containing sexually explicit images and videos of children posing by themselves. The
    Private Gallery and Private Lounge sections of the website operated in a similar manner,
    except that the links posted in them typically contained images of children engaged in
    sexual acts with adults or with one another. MacFarlane testified that access to the site
    was free but that users were required to submit links to child pornography to the site
    moderators in order to obtain a username and password. During the course of the
    investigation, one such user, who went by the screen name “franklee,” consistently posted
    links to new images and videos, and posted comments to the website. As a result of
    MacFarlane’s investigation, the FBI undertook efforts to identify the users of the website.
    Identifying the users proved difficult, due to the manner in which individual
    computers are identified when linked to the internet. Residential internet customers
    typically connect to the internet through an internet service provider (“ISP”). Each time a
    customer connects, the ISP assigns a unique identifier, known as an IP address, to the
    customer’s computer terminal. Depending on the ISP, a customer’s IP address can
    3
    change each time he logs on to the internet. ISPs retain for a finite period of time –
    usually thirty, sixty, or ninety days – records of the IP addresses that they assign to
    customers. IP addresses are also conveyed to websites that an internet user visits, and
    administrators of websites, like NAMGLA’s, can see the IP addresses of visitors to their
    sites. However, site administrators do not possess information linking a given IP address
    to a particular person. That information is held by the ISPs.
    The FBI initially attempted to obtain the IP addresses of visitors to the NAMGLA
    website from Lochmiller, but, because all communications between the FBI and
    Lochmiller were handled through Buehler, the information was too stale to be useful. By
    the time government agents got the IP addresses from Buehler, there was not enough time
    to subpoena customer identities from the ISPs before the ISPs had purged their records
    reflecting which IP addresses had been assigned to which customers. Accordingly, in
    April 2006, the FBI requested that Lochmiller give them administrator-level access to the
    NAMGLA website, which he did. With that higher level of access, the FBI was able to
    see the IP addresses associated with each user. MacFarlane then began monitoring the IP
    addresses that appeared on the NAMGLA site, and he ultimately identified approximately
    forty individual users. From there, he apparently acquired from the ISPs the identity of
    the users associated with the IP addresses.
    One of those individuals was Christie, who posted to NAMGLA using the screen
    name “franklee.” According to MacFarlane, Christie was one of the most prolific
    contributors to the NAMGLA site, having written more than 2,500 posts between October
    4
    2005 and July 2006. As a moderator for the site, Christie enforced site rules and
    counseled less-experienced users about how to name and password-protect files to avoid
    detection by law enforcement authorities. Christie’s moderator-level access also gave
    him the ability to approve new member accounts.
    On July 25, 2006, the FBI executed multiple search warrants as part of a
    coordinated “takedown” effort aimed at the website and many of its users. FBI agents at
    Christie’s residence seized over five-hundred CD-ROMs containing images of children
    engaged in sexually explicit conduct, printed images with similar content, and Christie’s
    computer, the hard drive from which held over 250,000 graphics files, including “several
    thousand” images of child pornography. Agents also seized five composition notebooks
    containing notes reflecting the type of content on various child pornography websites as
    well as instructions on how to access them. The notebooks contained references to child
    pornography files that “franklee” had posted to the NAMGLA website, girls’ names,
    child pornography search terms, websites used to upload child pornography, and
    Christie’s notes on various pictures and websites. In addition, agents discovered a
    collection of children’s toys.
    Special Agent John Bennett interrogated Christie following the search. Christie,
    who was fifty years old at the time of trial and has no children, explained that he was
    employed as a school bus driver for elementary and middle-school students, and that he
    used the toys to pacify children who became boisterous while riding the bus. Christie
    also admitted to submitting two particular posts to the NAMGLA website. One was titled
    5
    “nine-year-old in a supermarket” and the other told of becoming sexually aroused while
    changing a baby’s diaper.
    B.     Pretrial Motions and Trial
    Prior to trial, Christie made several pretrial motions, including a motion for an
    evidentiary hearing to determine whether the government’s work with Lochmiller
    constituted outrageous conduct amounting to a violation of Christie’s due process rights.1
    The District Court denied the motion, concluding that, at the pretrial stage, the
    government’s conduct did not raise sufficient concern to warrant a hearing. Additionally,
    in a pro se motion to suppress, Christie argued that the government violated his Fourth
    Amendment rights by obtaining his IP address without first acquiring a search warrant.
    The District Court rejected that argument, holding that Christie lacked any reasonable
    expectation of privacy in his IP address.
    Trial commenced on the child pornography charges on November 12, 2008.
    During the government’s case-in-chief, Agent MacFarlane testified about the FBI’s
    contact with Lochmiller and the efforts to obtain from him the IP addresses of people
    using NAMGLA’s website. MacFarlane acknowledged that Buehler served as an
    intermediary between the FBI and Lochmiller and, on cross-examination, MacFarlane
    1
    As discussed further below, Christie’s allegations of outrageous conduct are based on
    his assertion that the government violated its own guidelines for how government
    officials should interact with confidential informants. Essentially, Christie contends that
    the government’s failure to follow those guidelines in its dealings with Lochmiller
    compromised the integrity of the entire investigation.
    6
    admitted that he had never met Lochmiller personally. Defense counsel further
    questioned MacFarlane about whether Lochmiller qualified as a confidential informant
    (“CI”) under the Attorney General’s Guidelines Regarding the Use of Confidential
    Informants (the “CI Guidelines”). Those guidelines define a “confidential informant” as
    “any individual who provides useful and credible information ... regarding felonious
    criminal activities, and from whom [the FBI] expects or intends to obtain additional
    useful and credible information regarding such activities in the future.” ATT’Y GEN.
    GUIDELINES REGARDING THE USE OF CONFIDENTIAL INFORMANTS [hereinafter “CI
    GUIDELINES”] § I.B.6, available at
    http://www.fas.org/irp/agency/doj/fbi/dojguidelines.pdf. The guidelines establish rules
    applicable to all Department of Justice law enforcement agencies, see 
    id. § I.A.3,
    and
    generally prohibit the use of fugitives and probationers as CIs. 
    Id. § II.D.5-6.
    They also
    require that a law enforcement agent personally meet with and supervise an individual
    who will act as a CI. 
    Id. § III.C.4-5.
    MacFarlane testified that he did not consider Lochmiller to be a CI because, once
    Lochmiller provided access to the NAMGLA site, the FBI did not anticipate using him to
    obtain future information about illegal activities. Nonetheless, defense counsel obtained
    an admission from MacFarlane on cross-examination that the CI Guidelines are designed,
    in part, to prevent the implication of innocent individuals in criminal activity. Defense
    counsel later argued in closing that Lochmiller qualified as a CI. Thus, counsel
    insinuated that MacFarlane had deviated from the CI Guidelines in relying on information
    7
    supplied by Lochmiller and that MacFarlane’s conduct created the risk that Lochmiller
    had falsely implicated Christie and other users of the NAMGLA website. The alleged
    unreliability of the investigation was central to Christie’s defense at trial.
    On redirect examination, the government sought to rebut the suggestion of
    unreliability by asking MacFarlane to “relay ... the circumstances and facts gathered at the
    takedown of this investigation that would address the concerns ... raised in terms of the
    implication of innocent people[.]” (App. at 380.) Christie objected that MacFarlane
    lacked sufficient personal knowledge to answer the question, but the Court overruled the
    objection after the government pointed out that MacFarlane was the lead agent on the
    case. MacFarlane then responded that, “[o]n the day of the takedown nationwide, the
    F.B.I. executed approximately 30 search warrants on houses all across the country. Of
    those 30, it’s my understanding that the F.B.I. obtained partial or full confessions from 24
    separate individuals on child pornography-related offenses.”2 (Id. at 381.)
    Also during Agent MacFarlane’s testimony, the Court questioned why users of the
    NAMGLA website did not pay a fee to access the website’s content, which prompted the
    following exchange:
    THE COURT:            Let me ask you this. A person wants to be a user,
    wants to get this information. Does he pay for it?
    THE WITNESS:          Not on this site, no.
    THE COURT:            Then it was just sexual gratification in seeing these
    pictures?
    2
    Christie did not move to strike MacFarlane’s response from the record.
    8
    THE WITNESS:          I would surmise that for the people who would post
    this, yes.
    THE COURT:            If you know, is there any monetary return to these
    people who engage in this sort of activity, or are they
    just getting their kicks, as the word is used
    colloquially?
    (Id. at 235.) At that point, the defense raised an objection to the line of questioning,
    which the Court overruled. MacFarlane then continued:
    THE WITNESS:          On this website, I did not see anything to indicate that
    it had a financial motive or there was any way you
    could pay for this. It was more of an exchange,
    meaning – you give something to get something. That
    was not monetary, it was pictures.
    THE COURT:            So what you’re saying, it’s your opinion it’s the
    gratification of seeing the pictures.
    9
    THE WITNESS:         That would be my understanding of what these people
    would be motivated by, yes.
    (Id. at 235-36.)
    Later in the trial, Bennett testified regarding the two posts that Christie admitted
    uploading under the screen name “franklee.” Specifically, Bennett testified that Christie
    acknowledged having submitted the posts and that Christie described them as “fantasies.”
    (Id. at 608.) Although Bennett told the jury that one post concerned a nine year old in a
    supermarket and the other concerned becoming aroused while changing a baby’s diaper,
    the government elicited no further information regarding the content of those posts.
    Bennett also testified that agents had discovered toys in Christie’s apartment, and that
    Christie had explained that he used them to quiet rowdy children on his school bus.
    Christie objected to the testimony regarding the subjects of the posts as irrelevant
    and unduly prejudicial, and he objected to testimony concerning the toys as unduly
    prejudicial. The Court overruled those objections. It reasoned that the posts showed that
    Christie visited the NAMGLA site with the intent of exchanging child pornography. The
    Court permitted testimony about the toys after the government argued that it linked
    Christie to his occupation as a bus driver and therefore showed that he responded
    truthfully during the interrogation by Bennett.
    Trial lasted for eight days, after which the jury convicted Christie on all eight
    counts of the indictment. Christie filed a post-trial motion in which he argued that the
    jury’s verdict should be vacated and the charges against him dismissed because of the
    10
    government’s allegedly outrageous conduct, namely, its lack of control over Lochmiller
    and its permitting Lochmiller to continue running the NAMGLA website, all in violation
    of the CI Guidelines. The Court denied that motion, concluding that, even if the CI
    Guidelines applied to Lochmiller, “the FBI’s failure to follow [them,] without more, does
    not constitute outrageous conduct worthy of setting aside a conviction.” (App. at 79.)
    C.     Sentencing
    Christie was sentenced on June 23, 2009. Under § 2G2.2 of the Sentencing
    Guidelines, the District Court calculated that, after several applicable enhancements,
    Christie’s total offense level was 45 and his criminal history category was I, producing a
    Guideline range sentence of life imprisonment. The District Court, recognizing that the
    recommended sentence was life imprisonment, stated that it would impose “a life
    sentence consisting of the statutory minimum sentence applied consecutively on Counts 1
    through 6.” (App. at 2007.) The Court then sentenced Christie to 1,080 months
    imprisonment, which represented the mandatory minimum sentence of fifteen years on
    each of Counts 1 through 6, 18 U.S.C. § 2251(e), to be served consecutively; the
    mandatory minimum of five years on Count 7, 
    id. § 2252A(b)(1)
    to be served
    concurrently; and a five-year sentence on Count 8, 
    id. § 2252A(b)(2),
    to be served
    concurrently. In support of that sentence, the Court stated that Christie was more than “a
    mere downloader of child pornography,” (App. at 1996), that, instead, he had a collection
    of child pornography containing thousands of images and was a moderator of the
    11
    NAMGLA website and a remorseless promoter of materials depicting minors engaged in
    sexual conduct.
    II.    Discussion3
    On appeal, Christie advances four types of objection to the proceedings in the
    District Court. First, he argues that the District Court erred in admitting certain evidence
    at his trial. Second, he argues that the manner in which the government obtained
    evidence from Lochmiller violated due process. Third, he argues that the government
    violated his Fourth Amendment right against unreasonable searches and seizures when it
    obtained his IP address without a warrant. And fourth, he argues that his sentence is
    unreasonable. We address each of those challenges in turn.
    A.     Evidentiary Rulings at Trial
    Christie challenges the District Court’s permitting MacFarlane to testify that the
    FBI apprehended other users of the NAMGLA website on the same day he was arrested
    and that twenty-four of those users confessed to child pornography-related offenses. He
    also appeals the District Court’s decision to admit evidence concerning the two posts that
    he acknowledged submitting to the NAMGLA website, the Court’s allowing testimony
    about the toys seized from his apartment, and the Court’s admitting into evidence his five
    composition notebooks. Further, he argues that the District Court improperly
    sensationalized the trial when it asked MacFarlane whether people who visited the
    3
    The District Court had jurisdiction pursuant to 18 U.S.C. § 3231. We have
    jurisdiction pursuant to 18 U.S.C. § 3742 and 28 U.S.C. § 1291.
    12
    NAMGLA website did so to “get[] their kicks” and for “sexual gratification.” (App. at
    235.) Finally, he contends that, the cumulative effect of all of these errors was unfair jury
    prejudice against him.
    We review for abuse of discretion both the admissibility of evidence and the
    District Court’s questioning of a witness. See United States v. Starnes, 
    583 F.3d 196
    ,
    213-14 (3d Cir. 2009) (“We review a trial court’s decision to admit or exclude evidence
    for abuse of discretion.”); United States v. Adedoyin, 
    369 F.3d 337
    , 342 (3d Cir. 2004)
    (reviewing questioning of a witness by a district court for abuse of discretion). Even if
    we find an abuse of discretion, the Court’s ruling will stand if the error was harmless. See
    United States v. Casoni, 
    950 F.2d 893
    , 902 (3d Cir. 1991). We review for plain error any
    objections that were not specifically raised before the District Court. See United States v.
    Iglesias, 
    535 F.3d 150
    , 158 (3d Cir. 2008). Under that standard, a defendant must
    establish that there was an error that was plain or obvious, that it affected his substantial
    rights, and that, if not rectified, it would seriously affect “the fairness, integrity or public
    reputation of judicial proceedings.” United States v. Lessner, 
    498 F.3d 185
    , 192 (3d Cir.
    2007) (quotations omitted).
    1.     MacFarlane’s Statement that Other Users of the NAMGLA Site
    Confessed to Child Pornography Offenses
    Christie objects on the following grounds to MacFarlane’s statement regarding the
    confessions of other NAMGLA site users: (1) MacFarlane lacked personal knowledge
    about each of the interrogations; (2) MacFarlane’s testimony was hearsay; (3) admission
    13
    of the testimony violated the Confrontation Clause under Crawford v. Washington, 
    541 U.S. 36
    (2004); (4) the testimony was irrelevant; (5) even if it was relevant, it was unduly
    prejudicial; and (6) the testimony constitutes improper vouching. Of these objections, the
    only one that Christie raised at trial was that MacFarlane lacked personal knowledge. We
    thus review the District Court’s ruling on that issue for abuse of discretion, and we review
    Christie’s arguments on the remaining five issues for plain error. None provide a basis
    for reversal.
    Christie asserts that MacFarlane never testified that he was actually involved in all
    30 arrests and interrogations, and that his testimony should therefore have been excluded
    under Federal Rule of Evidence 602 because he lacked personal knowledge from which
    to testify about the disposition of those cases. The argument rests on the unsound premise
    that the only competent testimony about a complicated transaction is testimony from
    eyewitnesses at every step. “Although first-hand observation is obviously the most
    common form of personal knowledge, that is not the only basis for it.” 3 JACK B.
    WEINSTEIN & MARGARET A. BERGER WEINSTEIN’S FEDERAL EVIDENCE § 602.03[1][a]
    (2d ed. 2010); cf. United States v. Neal, 
    36 F.3d 1190
    , 1206 (1st Cir. 1994) (bank
    employee could testify as to bank’s federally insured status because, even though she was
    not employed until after bank robbery at issue, her job exposed her to records indicating
    that the bank was federally insured). We reject Christie’s challenge because
    MacFarlane’s responsibilities gave him sufficient information to testify about various
    aspects of the investigation, including its immediate aftermath. As the lead FBI agent,
    14
    MacFarlane oversaw the investigation of all of the users of the NAMGLA website, was
    thoroughly familiar with the case, coordinated the efforts of other agents, and personally
    directed the enforcement steps on “takedown day,” even if he did not conduct each step
    himself. The extent of that supervisory involvement provided an appropriate level of
    personal knowledge for MacFarlane to testify about the outcome of the investigation. See
    United States v. Sutton, 
    795 F.2d 1040
    , 1057 (Temp. Emer. Ct. App. 1986) (testimony of
    government witness who supervised audit was based on personal knowledge).
    Accordingly, the District Court properly rejected Christie’s assertion that MacFarlane was
    not competent to testify about the responses of other targets of the investigation.
    Christie next argues that MacFarlane’s testimony about the other targets’
    acknowledgment of guilt constitutes inadmissible hearsay and that the testimony was
    irrelevant because it was not probative of Christie’s guilt. According to Christie, even
    though he raised no objection along these lines at trial, the District Court should have
    precluded the testimony sua sponte. We disagree.
    The Federal Rules of Evidence define hearsay as “a statement, other than one
    made by the declarant while testifying at the trial or hearing, offered in evidence to prove
    the truth of the matter asserted.” See FED. R. EVID. 801(c). MacFarlane testified about
    the confessions only after Christie had insinuated that Lochmiller was an unreliable
    source of information who may have implicated innocent people in the NAMGLA
    investigation, and that the FBI’s investigation was likewise unreliable because it
    depended on information obtained from Lochmiller. The District Court could properly
    15
    have viewed MacFarlane’s response as being elicited to explain why he viewed
    Lochmiller as a credible source. From that perspective, MacFarlane’s testimony is not
    hearsay because it was offered for the purpose of rebutting Christie’s charge of misguided
    law enforcement efforts and not offered for the truth of whatever the other investigative
    targets may have said. Christie himself acknowledges that the evidence had a rebuttal
    purpose, as he recognizes in his brief that the government’s use of MacFarlane’s
    testimony was meant to “establish the reliability of the investigation.” (Appellant’s Op.
    Br. at 14.)
    That distinction between a permissible and an impermissible purpose for the
    evidence is no mere technicality. Having put both MacFarlane’s and Lochmiller’s
    credibility at issue, the defense invited MacFarlane to say why he viewed the
    investigation as resting on reliable information. See United States v. Milan, 
    304 F.3d 273
    ,
    290 & n.22 (3d Cir. 2002) (defendant opened the door to testimony concerning judicial
    approval of wiretaps obtained during investigation by suggesting that “the government
    was willing to engage in improprieties ... in order to convict [defendant]”). At that point,
    the question was whether there were indicia of reliability regarding what Lochmiller had
    told the FBI, and the existence of the confessions provided an answer. Their existence,
    not their details, or even ultimately their truth, was relevant to rebut the implication that
    the investigation was a dragnet for the innocent and that MacFarlane knew it. Thus, the
    testimony can be seen as relevant to a proper, non-hearsay purpose because it illustrated
    the reliability of the investigation, a fact of considerable consequence since challenging
    16
    the nature of the investigation was at the crux of Christie’s defense. See United States v.
    Lugo Guerrero, 
    524 F.3d 5
    , 14 (1st Cir. 2008) (finding evidence admissible to combat
    defense theory).
    Christie also contends that MacFarlane’s testimony violated his rights under the
    Confrontation Clause of the Constitution, see Crawford v. Washington, 
    541 U.S. 36
    (2004), because he had no opportunity to cross-examine any of the individuals who
    confessed to child-pornography related offenses. But, our conclusion that the testimony
    was properly introduced for a non-hearsay purpose is fatal to Christie’s Crawford
    argument, since “the Confrontation Clause ... ‘does not bar the use of testimonial
    statements for purposes other than establishing the truth of the matter asserted.’” See
    United States v. Hendricks, 
    395 F.3d 173
    , 183 (3d Cir. 2005) (quoting 
    Crawford, 541 U.S. at 59
    n.9)). We likewise reject Christie’s assertion that the testimony was unfairly
    prejudicial, especially since it was elicited for the purpose of rebutting Christie’s own
    challenge to the investigation. See United States v. Boone, 
    279 F.3d 163
    , 188 (3d Cir.
    2002) (“[G]iven [defendant’s] ... defense, this evidence was proper under Rule 403.”).
    The District Court did not plainly err in allowing the testimony to come into evidence.
    Finally, Christie argues that MacFarlane’s testimony constitutes improper
    vouching or bolstering because he was essentially assuring the jury that the investigations
    of other users actually culminated in confessions, without introducing any evidence to
    that effect. Vouching occurs when a prosecutor “(1) assures the jury that the testimony of
    a government witness is credible, and (2) ... bases his assurance on either his claimed
    17
    personal knowledge or other information not contained in the record.” United States v.
    Lore, 
    430 F.3d 190
    , 211 (3d Cir. 2005). Here, the description of the investigation as it
    implicated other users came from MacFarlane’s testimony, which was based upon his
    knowledge as the lead agent on the case. Thus, as already noted, MacFarlane’s
    knowledge provided a proper basis for his testimony, and his testimony is itself the
    evidence of record. There is no sensible vouching or bolstering challenge to be made.
    See United States v. Milan, 
    304 F.3d 273
    , 290 (3d Cir. 2002) (rejecting vouching
    challenge since prosecutor “never made any statement that invited a plausible jury
    inference of extra-record proof of reliability ... .”).
    In sum, the District Court did not abuse its discretion or otherwise commit error,
    let alone plain error, in admitting MacFarlane’s testimony concerning the confessions of
    other users of the website.
    2.     Admissibility of Two Posts to the NAMGLA Website and the
    Children’s Toys
    Christie next contends that the District Court should have excluded as irrelevant
    and unfairly prejudicial the subject matter of the two posts that Christie admitted putting
    on the NAMGLA website (i.e., the post concerning a nine-year-old in a grocery store and
    the post concerning arousal while changing a baby’s diaper) and likewise should have
    excluded the evidence of the children’s toys in his house. Although Christie objected at
    trial to introduction of the subject matter of the NAMGLA posts as irrelevant and unfairly
    prejudicial, he objected to the statement concerning the toys only as unfairly prejudicial.
    18
    Accordingly, we review his challenge to the relevance of the testimony about the toys for
    plain error.
    The NAMGLA posts were certainly relevant to the charged child-pornography
    offenses. The posts were submitted under Christie’s screen name of “franklee” and
    indicated that Christie visited the NAMGLA site with the purpose of exchanging child
    pornography. Despite that obvious relevance, Christie contends that the posts were
    unduly prejudicial because they painted him as a sexual predator “actively engaged in
    looking for children[.]” (Appellant’s Op. Br. at 35.) That Christie’s own posts may bear
    that interpretation does not make them irrelevant or unfairly prejudicial. The potential
    impact of information about the NAMGLA posts was no doubt prejudicial, but the
    District Court was well within the bounds of its discretion in concluding that the danger
    of unfair prejudice did not substantially outweigh the probative value of the evidence.
    Furthermore, the government did not introduce the posts themselves, instead eliciting
    only testimony concerning the subjects of the posts. There was no abuse of discretion in
    the District Court’s decision to admit that testimony. See 
    Starnes, 583 F.3d at 215
    (“[U]nfair prejudice does not simply mean damage to the opponent’s cause. If it did,
    most relevant evidence would be deemed [unfairly] prejudicial.... [T]he fact that probative
    evidence helps one side prove its case obviously is not grounds for excluding it under
    Rule 403.” (quotations omitted and alterations in original)).
    As to the toys, Christie asserts that “[n]othing about the fact that he had children’s
    toys in his house made it more likely that he possessed, received or advertised images of
    19
    child pornography than it would have been without the evidence,” and that the evidence
    was “extremely prejudicial” because it created the impression that he was a “sexual
    predator” even though he was not charged with sexual abuse of a minor. (Appellant’s
    Op. Br. at 34-35.) The government responds that testimony concerning the toys was
    relevant because it corroborated Christie’s confession to Bennett. The government’s
    reasoning is that, since Christie was truthful about his profession as a bus driver, and
    mentioned being a bus driver while explaining the toys, he must have been telling the
    truth when he admitted to posting his “fantasies” to the NAMGLA website. Further, the
    government asserts that the testimony was not unduly prejudicial since the government
    never actually argued that Christie was a pedophile.
    Here we are in agreement with Christie, and the government’s painfully strained
    reasoning serves as its own refutation. On this record, there does not appear to be any
    legitimate basis for claiming that the toys were relevant. While the truthfulness of
    Christie’s acknowledgment that he was a bus driver may have some tendency, albeit
    weak, to suggest that he was truthful in his entire discussion with Bennett, that point
    could have been made without any mention of the toys at all. Bus driving, not toy
    possession, is the supposed tie to truthfulness. However, even if one assumes the toys
    had some relevance, the danger of unfair prejudice clearly and substantially outweighed
    it. The implication of the testimony is just what Christie contends: that, as a bus driver
    with access to children, he used the toys in attempt to make contact with children and,
    given his aberrant interests, to molest them. But, as Christie notes, he was charged with
    20
    possession of child pornography, not child molestation. Accordingly, the evidence
    concerning the toys was substantially more likely to have an unfair prejudicial effect than
    to benefit the jury in determining Christie’s guilt on the crimes charged. The District
    Court therefore erred in admitting Bennett’s testimony on that issue.
    As unduly prejudicial as that evidence may have been in this context, we
    nevertheless conclude that the error was harmless given the truly overwhelming quantity
    of legitimate evidence against Christie, including his admissions to Bennett, his
    moderator status and activities on the NAMGLA site, his handwritten notebooks
    documenting and rating various child-pornography related websites, and the thousands
    and thousands of images of child pornography in his possession. See United States v.
    Dispoz-O-Plastics, Inc., 
    172 F.3d 275
    , 286 (3d Cir. 1999) (explaining that an error is
    harmless when the court is convinced that the defendant was not prejudiced by it, and
    noting that “[t]he factors to be examined [in making that determination include] ... the
    scope of the comments and their relationship to the proceeding, ... and the strength of the
    evidence against [the] defendant[].”); see also United States v. Vazquez, 
    271 F.3d 93
    , 100
    (3d Cir. 2001) (noting the similarity of harmless error standard and inquiry, under plain
    error standard, as to whether an error affected a defendant’s substantial rights). Christie
    himself acknowledges that “[t]he government had ... an extraordinary amount of relevant,
    admissible, and indisputably disturbing evidence, which it displayed and described
    multiple times.” (Appellant’s Op. Br. at 44.) The testimony concerning the toys was
    brief, spanning only fifteen lines in the transcript of an eight day trial, and the toys were
    21
    not mentioned in the government’s closing. Accordingly, it is “‘highly probable that the
    error did not contribute to the judgment.’” See United States v. Vosburgh, 
    602 F.3d 512
    ,
    540 (3d Cir. 2010) (quoting Dispoz-O-Plastics, 
    Inc., 172 F.3d at 286
    ); see also United
    States v. Anderskow, 
    88 F.3d 245
    , 251 (3d Cir. 1996) (holding that evidentiary error was
    harmless when government did not rely on testimony in summation and when evidence
    against defendant was “overwhelming”).
    3.     Admissibility of the Composition Notebooks
    Christie next says it was error for the District Court to admit into evidence the five
    composition notebooks seized from his home. He acknowledges that “excerpts from the
    notebooks” would have been admissible, but contends that admission of the notebooks in
    their entirety was unfairly prejudicial under Federal Rule of Evidence 403. (Appellant’s
    Br. at 40.) Specifically, he contends that the notebooks were unnecessary in light of the
    other evidence that he possessed and advertised child pornography, and that the
    notebooks created a risk that the jury would convict solely based on them instead of
    considering whether any illegal images of child pornography could actually be linked to
    him.
    The notebooks were part and parcel of Christie’s trade in child pornography and
    directly link him to the screen name “franklee.” They show the lengths to which he went
    to make such material accessible, and they provide significant proof that he was not a
    mere possessor but acted as a facilitator and conduit for others to obtain child
    pornography. The probative value of the notebooks therefore clearly outweighed any
    22
    danger of unfair prejudice, and the District Court did not abuse its discretion in refusing
    to exclude the notebooks under Rule 403.
    4.     The District Court’s Questioning
    Christie next attacks the District Court for the nature of its questions to
    MacFarlane regarding the likely motive of users of the NAMGLA website. Federal Rule
    of Evidence 614 gives the District Court the authority to question witnesses on its own.
    The District Court did not abuse its discretion in asking MacFarlane to describe, from his
    law enforcement experience, why sites like NAMGLA do not require payment and why
    individuals visit them. The Court’s questioning went to appropriate issues such as how
    NAMGLA functioned and what motive Christie had to provide a forum for swapping
    child pornography. Furthermore, the Court instructed the jury not to attribute any
    opinions to the Court in connection with its questions. Although the Court’s framing of
    its questions in colloquial terms, such as asking whether users visit such sites for “kicks,”
    was less than ideal, there was no abuse of discretion in the questioning.
    5.     Cumulative Effect of the Alleged Evidentiary Errors
    Christie asserts that, even if the alleged errors do not constitute reversible error on
    their own, when taken together, they created a prejudicial effect that overwhelmed any
    possibility of a fair consideration of the evidence against him. However, we have noted
    only one error in the numerous evidentiary rulings that Christie challenges – the District
    Court’s admission of the testimony concerning the toys seized from Christie’s home – and
    we have already concluded that that error was harmless, in light of the overwhelming
    23
    evidence of guilt in this case. We thus readily conclude that, taken together, the
    purported errors do not entitle Christie to a new trial.
    B.     The Handling of Lochmiller Under the CI Guidelines
    Christie next argues, as he did to the District Court, that, by failing to abide by the
    CI Guidelines, “[t]he government’s investigation and prosecution of [the case against
    him] constituted outrageous government conduct” that violated his due process rights.
    (Appellant’s Op. Br. at 45.) He claims there were several violations of the Guidelines,
    including (1) that MacFarlane knew that Lochmiller was on probation but did not contact
    probation authorities; (2) that the paperwork required to register a confidential informant
    had not been completed; and (3) that, although confidential informants are not supposed
    to engage in criminal activity without authorization and supervision, Lochmiller
    continued to run the NAMGLA website. See CI GUIDELINES §§ II.A-B, II.D.5, III.C.
    According to Christie, the government’s failure to follow the CI Guidelines meant that
    MacFarlane and other agents lacked control over Lochmiller, which Christie alleges
    violated his right to due process because, absent such control, the government “simply
    cannot vouch for the integrity of the data on [the NAMGLA] site,” and thus innocent
    people are exposed to prosecution. (Appellant’s Op. Br. at 54.)
    In assessing Christie’s claim of outrageous government conduct, we review the
    District Court’s factual findings for clear error and exercise plenary review over the
    Court’s legal conclusions. United States v. Lakhani, 
    480 F.3d 171
    , 181 (3d Cir. 2007).
    “[W]e repeatedly have noted that we are ‘extremely hesitant to find law enforcement
    24
    conduct so offensive that it violates the Due Process Clause.’” United States v.
    Hoffecker, 
    530 F.3d 137
    , 154 (3d Cir. 2008) (quoting United States v. Voigt, 
    89 F.3d 1050
    , 1065 (3d Cir. 1996)).
    The CI Guidelines do not themselves create rights for criminal defendants. See
    United States v. Henry, 
    482 F.3d 27
    , 33 (1st Cir. 2007) (“Justice Department guidelines
    were not compelled by statute, nor intended to create private rights.”); cf. United States v.
    Caceres, 
    440 U.S. 741
    , 751-52 (1979) (reversing suppression of evidence obtained in
    violation of IRS regulations). Accordingly, even if those Guidelines were violated, that
    would not mean, in itself, that Christie would be entitled to relief. The pertinent question
    is whether the government’s conduct was so outrageous or shocking that it amounted to a
    due process violation. See 
    Hoffecker, 530 F.3d at 153-54
    ; United States v. Nolan-Cooper,
    
    155 F.3d 221
    , 229 (3d Cir. 1998) (“[A] criminal defendant may raise a due process
    challenge to an indictment against her based on a claim that the government employed
    outrageous law enforcement investigative techniques.”). The CI Guidelines are relevant,
    if at all, only to the extent that they indicate boundaries the FBI views as defining good
    law enforcement practices in working with CIs. They do not purport to be rules, much
    less a statement of the limits of constitutional behavior.
    Assuming that the CI Guidelines apply to the government’s interactions with
    Lochmiller, which is a point in dispute, the alleged failures to abide by the Guidelines did
    not violate Christie’s due process rights. Cases in which we have found due process
    violations have involved far more egregious government conduct. For example, we have
    25
    determined that due process was violated when the government itself manufactured the
    illegal activity and then prosecuted others who engaged in that activity alongside
    government actors. See United States v. Twigg, 
    588 F.2d 373
    , 379 (3d Cir. 1978) (“We
    do not believe the Government may involve itself so directly and continuously over such
    a long period of time in the creation and maintenance of criminal operations, and yet
    prosecute its collaborators.”). Here, in contrast, the government gained access to ongoing
    illegal activity through an intermediary, Lochmiller. The government benefitted from the
    information and site access that Lochmiller provided, but it did nothing to create or
    encourage criminal acts, and there is no evidence that the information Lochmiller gave
    was untrustworthy.
    C.     Unreasonable Search and Seizure
    Christie contends that the District Court erred in denying his motion to suppress
    because, as he sees it, the government’s acquisition of his IP address, in connection with
    the administrative access given by Lochmiller, violated his Fourth Amendment rights.
    “We review the denial of a motion to suppress for clear error as to the underlying factual
    determinations and exercise plenary review over the application of the law to those facts.”
    United States v. Veal, 
    453 F.3d 164
    , 167 (3d Cir. 2006).
    Christie’s argument hinges on the flawed premise that he possessed a reasonable
    expectation of privacy in his IP address. Federal courts have uniformly held that
    “subscriber information provided to an internet provider is not protected by the Fourth
    Amendment’s privacy expectation” because it is voluntarily conveyed to third parties.
    26
    United States v. Perrine, 
    518 F.3d 1196
    , 1204 (10th Cir. 2008); see also United States v.
    Bynum, 
    604 F.3d 161
    , 164 (4th Cir. 2010) (holding that a defendant could not point to any
    “evidence that he had a subjective expectation of privacy in his internet ... subscriber
    information” because he “voluntarily conveyed” that information to the company, and
    “assumed the risk” that the company would provide that information to the police
    (internal citations omitted)); Guest v. Leis, 
    255 F.3d 325
    , 336 (6th Cir. 2001) (“We
    conclude that plaintiffs ... lack a Fourth Amendment privacy interest in their subscriber
    information because they communicated it to the systems operators.”). Similarly, no
    reasonable expectation of privacy exists in an IP address, because that information is also
    conveyed to and, indeed, from third parties, including ISPs. “IP addresses are not merely
    passively conveyed through third party equipment, but rather are voluntarily turned over
    in order to direct the third party’s servers.” United States v. Forrester, 
    512 F.3d 500
    , 510
    (9th Cir. 2008); cf. Smith v. Maryland, 
    442 U.S. 735
    , 743-44 (1979) (pointing out that the
    Supreme Court “consistently has held that a person has no legitimate expectation of
    privacy in information he voluntarily turns over to third parties”). Christie therefore had
    no reasonable expectation of privacy in his IP address and so cannot establish a Fourth
    Amendment violation.4 The District Court properly denied his motion to suppress.
    4
    The one case upon which Christie relies, State v. Reid, dealt specifically with the New
    Jersey constitution, not the federal constitution, and is thus inapposite here. 
    945 A.2d 26
    ,
    28 (N.J. 2008) (“We now hold that citizens have a reasonable expectation of privacy,
    protected by Article I, Paragraph 7, of the New Jersey Constitution, in the subscriber
    information they provide to Internet service providers ... .”). Indeed, the court
    specifically recognized the absence of a right to privacy in subscriber information under
    27
    D.     Sentencing
    Finally, Christie argues that his sentence is unreasonable. He does not object to
    the enhancements imposed in his case. Instead, he says that § 2G2.2 is inherently flawed
    because the enhancements apply in even the most routine cases, thereby producing
    unnecessarily severe results, and that his sentence is thus per se unreasonable because it
    was based upon a sentencing range dictated by that Guideline. We review a district
    court’s sentencing order for reasonableness, under an abuse of discretion standard.5
    United States v. Tomko, 
    562 F.3d 558
    , 567 (3d Cir. 2009).
    Whether or not § 2G2.2 may produce unreasonable sentences in some cases – a
    subject on which we make no comment here – the sentence in this case is not
    unreasonable. First, Christie’s collection of many thousands of images of child
    pornography powerfully indicates that his is not the routine case. Second, and more
    importantly, Christie helped to run a network that allowed for the trading of hundreds of
    thousands of unlawful images. As a moderator of the NAMGLA site, he facilitated the
    trading and possession of child pornography by other users, showing that he is guilty of
    far more than mere possession. Third, the District Court noted that Christie expressed no
    the federal constitution, but reached a contrary result under the New Jersey Constitution
    because “the search and seizure protections in the federal and New Jersey Constitutions
    are not always coterminous.” See 
    id. at 31-32
    (quotations omitted).
    5
    Although Christie purports to be arguing that his sentence is both procedurally and
    substantively unreasonable, his sole argument – that his sentence is unreasonable because
    it was based on a Guideline that allegedly produces overly severe sentences – is a
    challenge only to substantive reasonableness.
    28
    remorse and believed that he was likely to reoffend in the future. All of those facts
    support the reasonableness of the District Court’s sentence, based on Christie’s particular
    history and characteristics and the specific characteristics of his offense. Accordingly, on
    the facts of this case, we are satisfied that the sentence was within the bounds of
    reasonableness.
    III.   Conclusion
    For the foregoing reasons, we will affirm the judgment of conviction and sentence
    imposed by the District Court.
    29