160512-N-GV721-170 GULF OF ADEN (May 12, 2016) Marines, assigned to the 13th Marine Expeditionary Unit (MEU), embarked aboard amphibious assault ship USS Boxer (LHD 4), conduct visit, board, search and seizure training . Boxer is the flagship for the Boxer Amphibious Ready Group and, with the embarked 13th MEU, is deployed in support of maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Brian Caracci/Released)