190204-N-GI385-1067 KINGS BAY, Ga. (Feb. 4, 2019) Master-at-Arms 3rd Class Marcus Burrell detains a suspect during an active shooter training exercise at Naval Submarine Base Kings Bay, Georgia as part of Citadel Shield/Solid Curtain. The exercise is a chance for Navy installations to respond to a variety of realistic security scenarios. (U.S. Navy photo by Mass Communication Specialist Seaman Aaron Xavier Saldana/Released)