Airman 1st Class Jonathan Yang, 28th Operations Support Squadron airfield management technician, asks Airman 1st Class Daniel Scott, 28th Aircraft Maintenance Squadron instrument flight controls journeyman, to provide his flightling driving credentials during a spot check at Ellsworth Air Force Base, S.D., March 7, 2012. A spot check allows airfield management Airmen to verify personnel are qualified to drive on the flightline. (U.S. Air Force photo by Airman Alystria Maurer/Released)