Tech. Sgt. Andrew Smith, 364th Training Squadron electrical and environmental systems instructor, discusses the various parts of an MHU-83 bomb lift truck with his students at Sheppard Air Force Base, Texas, May 2, 2019. The MHU-83 is used to load munitions onto aircraft. During the course, students will learn how to operate an MHU-83 as well as what parts are required to keep it functioning. (U.S. Air Force photo by Senior Airman Ilyana A. Escalona)