Capts. Will Hacker and Britt Nemeth, pilots from the 69th Bomb Squadron, use the Weapons System Trainer at Minot Air Force Base, N.D., Sept. 9, 2014. Hacker and Nemeth practiced flying in the B-52 Stratofortress simulator to prepare for this year’s Global Strike Challenge. (U.S. Air Force photo/Airman 1st Class Sahara L. Fales)