Wire Work Airman Jazmyn Mason wires fuel nozzles on an aircraft engine at Sheppard Air Force Base, Texas, Nov. 21 2017. Mason, a 361st Training Squadron student, is in block three of seven of the Aero Space Propulsion apprentice course. Air Force photo by Alan R. Quevy SHARE: Download: Full Size (4.78 MB) Credit: Alan Quevy VIRIN: 171121-F-WQ255-1076C.JPG Photo Gallery