United States v. Ketchum , 550 F.3d 363 ( 2008 )
United States v. Norfleet Lee Carter , 540 F.2d 753 ( 1976 )
United States v. George Robert Lambert , 994 F.2d 1088 ( 1993 )
United States v. Boulware , 604 F.3d 832 ( 2010 )