A laser-guided GBU-12 bomb is loaded onto a B-52H Stratofortress during Exercise Combat Hammer at Minot Air Force Base, N.D., Feb. 8, 2016. Combat Hammer, a week-long air-to-ground combat training exercise, allows exercise evaluators to assess the employment of various munitions used by the B-52 from storage through impact. (U.S. Air Force photo/Airman 1st Class J.T. Armstrong)