190320-M-EC058-0581 PACIFIC OCEAN (March 20, 2019) A U.S. Marine with Battalion Landing Team 3/5, 11th Marine Expeditionary Unit (MEU), performs a radio check while providing outboard security from a light armored vehicle during a simulated strait transit aboard the amphibious assault ship USS Boxer (LHD 4). The Marines and Sailors of the 11th MEU are conducting routine training as part of the Boxer Amphibious Ready Group in the eastern Pacific Ocean. (U.S. Marine Corps photo by Lance Cpl. Dalton S. Swanbeck/Released)