Staff Sgt. Cody Kraft, 30th Security Forces Squadron patrolman, assists a victim during an active shooter exercise Aug. 7, 2019, at Vandenberg Air Force Base, Calif. During the exercise, 30th SFS members swept the building, alleviated active shooter threats, and provided first-aid to simulated victims. (U.S. Air Force photo by Staff Sgt. Brittany E. N. Murphy)