PHILIPPINE SEA (April 7, 2021) Boatswain’s Mate Seaman Billy Reed uses a hammer to release a zipline from the Arleigh Burke-class guided-missile destroyer USS Mustin (DDG 89) during a replenishment-at-sea. Mustin is assigned to Task Force 71/Destroyer Squadron (DESRON) 15, the Navy’s largest DESRON and the U.S. 7th Fleet’s principal surface force. (U.S. Navy photo by Mass Communication Specialist 3rd Class Arthur Rosen)