Senior Airman Derrick Besser, 791st Missile Security Forces member, rest after lifting a log during the 91st Security Support Squadron tactical response force tryouts at Minot Air Force Base, N.D., Oct. 29. The Tactical Response Force is a nuclear special weapons and tactics team specializing in recapture and recovery operations. (U.S. Air Force photo/Senior Airman Brittany Y. Auld)