Johnathan Vance, an 802nd Security Forces Squadron

Johnathan Vance, an 802nd Security Forces Squadron defender, slides down a pole to get through an obstacle July 24, 2018, at Joint Base San Antonio - Camp Bullis, Texas in preparation for the 2018 Defender Challenge. The competition will pit security forces teams against each other in realistic weapons, dismounted operations and relay challenge events. (U.S. Air Force photo by Airman Shelby Pruitt.)