180821-N-AT530-0167 MAYPORT, Fla. (Aug. 21, 2018) Gunner's Mate 3rd Class Steven Griffin, middle, loads an M2HB .50 caliber machine gun before getting underway aboard the amphibious dock landing ship USS Fort McHenry (LSD 43) to participate in an amphibious ready group Marine expeditionary unit exercise (ARGMEUEX) Aug. 21, 2018. 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 Chris Roys/Released)