Airmen with the 633d Security Forces Squadron arrest a simulated combatant during a mock gate runner exercise at Joint Base Langley-Eustis, Va., Feb. 25, 2022. Langley Defenders utilize trainings like this to hone their skills so they are prepared to effectively mitigate any future threats. (U.S. Air Force photo by Airman 1st Class Chloe Shanes)