Gall v. United States , 128 S. Ct. 586 ( 2007 )
United States v. Cavera , 550 F.3d 180 ( 2008 )
United States v. Frias , 521 F.3d 229 ( 2008 )
United States v. Perez-Frias , 636 F.3d 39 ( 2011 )