TRX
Chief Master Sgt. Jeffery Maberry, 1st Special Operations Wing Command Chief, uses strength bands during a, lateral movement, core exercise at the Aderholt Fitness Center, Hurlburt Field, Fla., Aug. 22, 2014. Fitness instructors taught Airmen to maximize strength through functional movements. (U.S. Air Force photo/Staff Sgt. Tyler Placie)