Airman 1st Class Richard Maria Perez, 423rd Security Forces Squadron flight member, lays prone while looking down the sight of an M4 carbine during a field training exercise at Stanford Training Area, United Kingdom, Aug. 17, 2022. Instructors from the 820th Base Defense Group and 435th Security Forces Squadron Ground Combat Readiness Training Center, conducted the exercise to evaluate and bolster the combat readiness skills of 423rd SFS defenders. (U.S. Air Force photo by Staff Sgt. Eugene Oliver)