160830-M-KK554-044 GULF OF ADEN (Aug. 30, 2016) A U.S.

160830-M-KK554-044 GULF OF ADEN (Aug. 30, 2016) A U.S. Marine from Battalion Landing Team, 1st Battalion, 6th Marine Regiment, 22nd Marine Expeditionary Unit (MEU), attaches the barrel of a M2 .50 caliber machine gun during a physical fitness and weapons knowledge test Aug. 30, 2016, aboard the amphibious transport dock ship USS San Antonio (LPD 17). 22nd MEU, deployed with the Wasp Amphibious Ready Group, is maintaining regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Sgt. Ryan Young)