200204-N-KN684-0049 VIRGINIA BEACH, Va. (Feb. 4, 2020) A U.S. Navy police officer handcuffs a suspect during an active shooter drill at Joint Expeditionary Base Little Creek-Fort Story, Feb. 4, 2020, during Exercise Citadel Shield-Solid Curtain 2020. The exercise is a two-part, anti-terrorism force protection exercise that is being conducted nationwide on Navy installations, Feb. 3-14. The annual exercise that is not in response to any specific threat but is used to evaluate the readiness of fleet and installation security programs. (U.S. Navy photo by Mass Communication Specialist 3rd Class Skyler Okerman/Released)