PENSACOLA, Fla. (Feb. 5, 2021) Patrolmen Daniel Dugger and Thomas Fisher, both with NAS Pensacola Navy Security Forces, search a building for suspects and casualties during Exercise Citadel Shield-Solid Curtain 2021 (CS-SC21), Feb. 5, 2021. CS-SC21 is an annual, two-part force protection (FP) exercise conducted by Commander, U.S. Fleet Forces Command (USFFC) and Commander, Navy Installations Command (CNIC) on all CONUS Navy installations. (U.S. Navy photo by Jason J. Bortz)