Tim Krienke, Computer Science Corp. flightline supervisor, speaks with Gary Knouse, CSC flightline expediter, prior to the launch of a T-6A Texan II, 33rd Flying Training Squadron, Vance Air Force Base, Okla., May 8, 2012, at Nellis Air Force Base, Nev. The T-6A Texan IIs simulate low flying opposing forces for the Weapons Instructor Course. (U.S. Air Force photo by Staff Sgt. Christopher Hubenthal/Released)