Sentence for guilty plea to failing to register as a sex offender, 18 U.S.C. section 2250, and illegal re-entry, 8 U.S.C. section 1326, enhanced under U.S.S.G. section 2L1.2(b)(1)(A)(ii) (2014) for a prior felony conviction that qualified as a crime of violence, is affirmed where the district court properly concluded that his previous conviction for a third-degree sexual assault amounted to a crime of violence.