200313-N-WI365-1046 SOUTH CHINA SEA (March 13, 2020) Boatswain’s Mate Seaman Cameron Walker, from Orlando, fires an M2HB .50-caliber machine gun on the aft missile deck during a live-fire gunnery exercise aboard the Arleigh Burke-class guided-missile destroyer USS McCampbell (DDG 85). McCampbell is underway conducting operations in the Indo-Pacific region 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 2nd Class Markus Castaneda/Released)