Airman Chantz Stevens, 362nd Training Squadron C-130 crew chief course student, secures safety wire on a metal ring that secures the wheel hub cap on the rear landing gear of a MC-130P Combat Shadow, the newest ground instructional training aircraft at Sheppard Air Force Base, Nov. 5, 2018. The C-130, which was brought in from Moffett Federal Airfield by the California Air National Guard in October, provides an updated variation for crew chief students to train on and have a better understanding of some of its components before going to follow-on training at Little Rock AFB, Ark. (U.S. Air Force photo by John Ingle)