171108-N-BK384-159 MEDITERRANEAN SEA (Nov. 8, 2017) Quartermaster 3rd Class Richard Morse, assigned to the navigation department aboard the San Antonio-class amphibious transport dock ship USS San Diego (LPD 22), fires an M4A1 Carbine during a live-fire training exercise on the ship’s flight deck. San Diego is deployed with the America Amphibious Ready Group and the 15th Marine Expeditionary Unit to support maritime security and theater security cooperation in efforts in the U.S. 6th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Justin A. Schoenberger/Released)