SOUTH CHINA SEA (March 11, 2022) The Arleigh Burke-class guided-missile destroyer USS Ralph Johnson (DDG 114) conducts a live-fire exercise of the Close-in Weapons System (CWIS). Ralph Johnson is assigned to Task Force 71/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 Samantha Oblander)