United States v. Cordova-Arevalo, 456 F.3d 1229 (10th Cir. Aug. 8, 2006) (Colorado conviction for assault in the third degree, in violation of Colo.Rev.Stat. 18-3-204, although labeled by the State as a misdemeanor, is a felony for illegal re-entry sentencing purposes since the maximum possible punishment for the offense is 18 months).