Master-at-Arms 1st Class Matthew Labiak, assigned to the guided-missile destroyer USS Arleigh Burke (DDG 51), demonstrates how to perform a mechanical advantage control hold takedown during a self-defense course on the pier during a port visit. Arleigh Burke is on a scheduled deployment in support of maritime security operations and theater security cooperation efforts in the U.S. 6th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class Carlos M. Vazquez II/Released)