MAYPORT, Fla. (Dec. 5, 2016) – Amphibious assault ship USS Iwo Jima (LHD 7) departs Naval Station Mayport. 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 Petty Officer 3rd Class Jess E. Toner/Released)