170511-N-BK384-158 PACIFIC OCEAN (May 11, 2017) The amphibious transport dock ship USS San Diego (LPD 22) steams behind the amphibious dock landing ship USS Pearl Harbor (LSD 52) and the amphibious assault ship USS America (LHA 6) while conducting a replenishment-at-sea. The America Amphibious Ready Group is conducting a composite training unit exercise off the coast of Southern California in preparation for a deployment later this year. (U.S. Navy photo by Mass Communication Specialist 3rd Class Justin A. Schoenberger/Released)