180430-N-PH222-0289 PACIFIC OCEAN (April 30, 2018) Aviation Ordnanceman Airman Austin Emery, from Greenfield, Mo., mans a .50-caliber machine gun during a force protection exercise aboard the San Antonio-class amphibious transport dock ship USS Anchorage (LPD 23). Anchorage is underway for an Essex Amphibious Ready Group (ARG) and 13th Marine Expeditionary Unit (MEU) exercise (ARGMEUEX). ARGMEUEX enhances joint integration, lethality and collective capabilities of the Navy-Marine Corps team through joint planning and execution of challenging and realistic training scenarios. (U.S. Navy photo by Mass Communication Specialist 3rd Class Ryan M. Breeden/Released)