Officer Frank Juarez, a 97th Security Forces Squadron lead instructor from Altus Air Force Base, Oklahoma, reminds Airmen from the 507th Civil Engineering Squadron (CES) to take cover due to simulated weapons fire during the 507th CES PRIME BEEF training at Fort Sill, Oklahoma, April 1, 2022. Juarez is a retired Master Sgt. in the Marine Corps, and used his past expertise in the training event. (Courtesy photo)