220308-Z-EU280-1129
U.S. Air Force Master Sgt. Robert Causey, left, a fuels specialist with the 182nd Logistics Readiness Squadron, Illinois Air National Guard, and Master Sgt. Henry Digiovanni, a fuels storage supervisor with the 103rd Logistics Readiness Squadron, Connecticut Air National Guard, conduct wet wing refueling operation certifications in Peoria, Illinois, March 8, 2022. Wet wing refueling is a Specialized Fueling Operation which transfers fuel from an aircraft with at least one engine running into fuel support equipment. (U.S. Air National Guard photo by Master Sgt. Lealan Buehrer)