200212-N-DA434-109 NAVAL STATION MAYPORT, Fla. (Feb. 12, 2020) Gunner's Mate Seaman Aaron Sair, assigned to the guided-missile destroyer USS Paul Ignatius (DDG 117), demonstrates shipboard, force protection procedure during Exercise Citadel Shield-Solid Curtain 2020 (CS-SC20). CS-SC20 is an annual, two-part anti-terrorism force protection exercise conducted by Commander, U.S. Fleet Forces Command and Commander, Navy Installations Command, on all CONUS Navy stations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Alana Langdon/Released)