23 July 2026 U.S. and Partner Nations conduct SINKEX during RIMPAC 26 Ships and aircraft participating in exercise Rim of the Pacific (RIMPAC) 2026 conducted a planned, live-fire sinking exercise (SINKEX) and sank decommissioned USS Mobile Bay (CG 53), July 12, 2026, and decommissioned USS Peleliu (LHA 5), July 17. Mobile Bay and Peleliu were sunk in waters 15,000...