170709-N-RC734-142 PACIFIC OCEAN (July 9, 2017) Seaman Maira Chavez, assigned to the amphibious transport dock ship USS San Diego (LPD 22), loads an M240B machine gun during a live-fire exercise. San Diego is on a scheduled deployment with the America Amphibious Ready Group, which is comprised of more than 1,800 Sailors and 2,600 Marines assigned to the amphibious assault ship USS America (LHA 6), the amphibious dock landing ship USS Pearl Harbor (LSD 52) and San Diego. (U.S. Navy photo by Mass Communication Specialist 1st Class Joseph M. Buliavac/Released)