Maj. Craig Clark, 69th Bomb Squadron pilot, adjusts the fuel level of the B-52H Stratofortress engines in the B-52 weapons system trainer during a simulated flight at Minot Air Force Base, N.D., March 8, 2017. The WST allows aircrews to complete their proficiency training by providing the most accurate flight simulation of the B-52. (U.S. Air Force photo/Airman 1st Class Alyssa M. Akers)