12 November 2025 USS Jason Dunham (DDG 109) Returns to Mayport Following Deployment to U.S. Fourth Fleet NAVAL STATION MAYPORT, Florida - Nov 12, 2025 – Arleigh Burke-class guided-missile destroyer USS Jason Dunham (DDG 109) returned to Naval Station Mayport after completing a 91-day surge deployment in the U.S. Fourth Fleet Area of Responsibility (AOR).While assigned to Destroyer Squadron 40 (DESRON...