200206-N-BZ485-0060 VIRGINIA BEACH, Va. (Feb. 6, 2020) U.S. Navy Police Officer Thane Fredin simulates arresting Master-at-Arms 2nd Class Catherine Sowinski, from Birnamwood, Wisconsin, during an entry control point (ECP) penetration drill at Joint Expeditionary Base Little Creek-Fort Story, Feb. 6, 2019, 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 Rebekah M. Rinckey/Released)