200204-N-ZG607-2234 MAYPORT, Fla. (Feb. 4, 2020) A MK 38 Mod 3 25mm fires at simulated targets during a night time live-fire exercise aboard the Wasp-class amphibious assault ship USS Iwo Jima (LHD 7), Feb. 4, 2020. Iwo Jima is underway conducting Type Command sea trials in the Atlantic Ocean. (U.S. Navy photo by Mass Communication Specialist 3rd Class Dominick A. Cremeans/Released)