PHILIPPINE SEA (Jan. 7, 2022) The Arleigh Burke-class guided-missile destroyer USS Dewey (DDG 105) fires its Mark 45 5-inch gun during a live-fire training exercise in the Philippine Sea. Dewey is assigned to Destroyer Squadron (DESRON) 15 and is underway supporting a free and open Indo-Pacific. DESRON 15 is the Navy's largest forward-deployed destroyer squadron and the U.S. 7th Fleet's principal surface force. (U.S. Navy photo by Mass Communication Specialist 1st Class Benjamin A. Lewis)