BROWNSVILLE, Texas - U.S. Customs and Border Protection officers at the Brownsville and Matamoros International Bridge arrested a citizen wanted on an outstanding warrant alleging sexual assault of a child.

What we know: According to CBP officials, 20-year-old Bryan Eduardo Alcala was referred for a second inspection on Monday after arriving at the Brownsville Port of Entry.

During the inspections, officers used biometric verification and federal law enforcement databases to confirm his identity and determine he was wanted by the Harlingen Police Department for a warrant charging him with sexual assault of a child.