180311-N-PH222-0206 PACIFIC OCEAN (March 11, 2018) The San Antonio-class amphibious transport dock USS Anchorage (LPD 23)(left) maneuvers alongside the Military Sealift Command Fleet Replenishment Oiler USNS Yukon (T-AO 202) for a replenishment-at-sea. Anchorage is underway with the other ships of the Essex Amphibious Ready Group (ARG) in the Navy’s first ARG Surface Warfare Advanced Tactical Training (SWATT) exercise. SWATT is led by the Naval Surface and Mine Warfighting Development Center and is designed to increase warfighting proficiency, lethality, and interoperability of participating units. (U.S. Navy photo by Mass Communication Specialist 3rd Class Ryan M. Breeden/Released)