Four B-2 Spirit Stealth Bomber pilots graduate Initial Qualification Training at Mission's End at Whiteman Air Force Base, Missouri, Feb. 7, 2020. The program a six-month training course that consists of 266 hours of academics, 30 exams, 46 simulator missions and 10 flights in the aircraft, upon completion of the program they transition to Mission Qualification Training, to train in tactically employing the aircraft. (U.S. Air Force photo by Senior Airman Dawn M. Weber)