Tech. Sgt. Devin Richters and Tech. Sgt. Jonathan Kruse, 114th Aircraft Maintenance Squadron crew chiefs, monitors a F-16 Fighting Falcon during the 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)