180310-N-XN518-010 PACIFIC OCEAN (March 10, 2018) Chief Petty Officer Aviation Boatswain’s Mate (Handling) Kaleb Willi briefs Sailors and Marines before fighting a simulated fire on the flight deck of the Wasp-class amphibious assault ship USS Essex (LHD 2). Essex is training with the other ships of the Essex Amphibious Ready Group (ARG) in the Navy’s first ARG SWATT. SWATT is led by Naval Surface and Mine Warfighting Development Center (SMWDC), and is designed to increase warfighting proficiency, lethality, and interoperability of participating units. (U.S. Navy photo by Mass Communication Specialist 2nd Class Irwin D. Sampaga/Released)