LaGuerre v. Mukasey, 526 F.3d 1037 (7th Cir. May 20, 2008) (per curiam) (rejecting DHS argument court should go beyond elements of offense of conviction to determine whether state conviction constituted aggravated felony crime of violence under INA 101(a)(43)(f), 8 U.S.C. 1101(a)(43)(F)).