PACIFIC OCEAN (May 15, 2021) U.S. Navy Aviation Ordnance Airman Apprentice Montario Bulton, left, watches as Gunner’s Mate 2nd Class Daniel Butier, center, fires a .50-caliber machine gun at a simulated target vessel during an integrated live-fire exercise aboard amphibious transport dock USS Portland (LPD 27), May 15. Marines and Sailors of the 11th Marine Expeditionary Unit (MEU) and Essex Amphibious Ready Group (ARG) are conducting integrated training off the coast of southern California. (U.S. Marine Corps photo by Sgt. Alexis Flores)