The 100th SFS runs an ACE field training exercise March 5, 2024

The 100th Security Forces Squadron defenders perform a mock raid in a field training exercise (FTX) at Royal Air Force Mildenhall, England, Feb. 29, 2024. The FTX required defenders to stay alert day and night for threats from opposing forces. (U.S. Air Force photo by Airman Aidan Martinez)