ELLSWORTH AFB, S.D. – Staff Sgt. Jacob Lacefield, 28th Security Forces Squadron NCO in-charge of confinement, fires an M-9 Beretta while using his weak hand at a target, Nov. 9. Sergeant Lacefield participate in firing drills in preparation for the Global Strike Challenge, Nov. 13 through 16. The challenge pits missile and bomb crews, security forces, and maintainers from five Air Force Bases in head-to-head competitions as each seek to be recognized as the “best of the best.” (U.S. Air Force photo/Senior Airman Kasey Close)