Hot Pit Refueling
Tech. Sgt. Devin Richters, 114th Aircraft Maintenance crew chief, marshals a F-16 Fighting Falcon during a hot pit refueling Dec. 2, 2017, Joe Foss Field. S.D. Hot pit refueling allows for quicker refueling and shorter down time because it eliminates other inspections needed if the aircraft is shut down. (U.S. Air National Guard photo by Staff Sgt. Duane Duimstra)