Senior Airman Anthony Smith, 364th Training Squadron fuel apprentice course student, carries a hose at Sheppard Air Force Base, Texas, Oct. 30, 2018. Smith is learning how to refuel and defuel a C-130 Hercules trainer. The C-130 has been stripped of its engine and was outfitted with a fuel tank that can hold up to 1,500 gallons. (U.S. Air Force photo by Airman 1st Class Pedro Tenorio)