U.S. Air Force Academy cadets from Colorado Springs, Colo., stand inside the belly of a B-29 Stratofortress as they learn about the aircraft, Aug. 1, 2016, in Wichita, Kan. The cadets heading into their junior year participate in Operation Air Force as part of a requirement to shadow officers, enlisted and civilians. (U.S. Air Force photo/Airman 1st Class Jenna K. Caldwell)