ATLANTIC OCEAN (Dec. 12, 2016) – Sailors load “dummy” rounds into a close-in weapon system (CIWS) in preparation for a live-fire exercise aboard amphibious assault ship USS Iwo Jima (LHD 7). Iwo Jima is underway pursuing Mobility-Engineering (MOB-E) and Mobility-Seaman (MOB-S) certifications as part of the ship’s pre-deployment qualification process. (U.S. Navy photo by Seaman Kevin Leitner/Released)