ELLSWORTH AIR FORCE BASE, S.D. - Staff Sgt. Bobby Pantfoeder, 28th Logistics Readiness Squadron fuels distribution superintendent, checks the engine oil of an R-12 Beta hydrant servicing vehicle, Sept. 14. The 28 LRS fuels management flight provides refueling support to Ellsworth’s B-1B Lancer fleet, transient aircraft and ground vehicles. (U.S. Air Force photo/Staff Sgt. Marc I. Lane)