200325-N-AJ005-2091 SEA OF JAPAN (March 25, 2020) Sonar Technician (Surface) 3rd Class Elizabeth Dupre fires a .50-caliber machine gun during a live-fire exercise aboard the Arleigh Burke-class guided-missile destroyers USS Mustin (DDG 89). Mustin is underway conducting operations in support of security and stability in the Indo-Pacific while assigned to Destroyer Squadron (DESRON) 15, the Navy’s largest forward-deployed DESRON and the U.S. 7th Fleet’s principal surface force. (U.S. Navy photo by Mass Communication Specialist 3rd Class Cody Beam/Released)