Feb. 15, 2016 - Aviation Ordnanceman Airman Dylan Williams fires a .50 caliber machine gun as Gunner's Mate 2nd Class Levi Horn and Aviation Ordnanceman Airman Donald Woods look on during a live fire exercise aboard amphibious assault ship USS Boxer (LHD4). More than 4,500 Sailors and Marines from Boxer Amphibious Ready Group and embarked 13th Marine Expeditionary Unit (13th MEU) are transiting the Pacific Ocean en route to the U.S. 5th and 7th Fleet areas of operations. (U. S. Navy photo by Mass Communication Specialist Seaman Eric C. Burgett)