Capt. Charles Walbeck and Tech. Sgt. Kevin Kessell, 98th Range Wing data link technicians, operate and maintain the Nevada Test and Training Range from the combined operations center at Nellis Air Force Base, Nev., July 28. The 98 RANW integrates and support testing and training programs that have a direct effect on the warfighting capabilities of the combat air forces. (U.S. Air Force photo/Tech. Sgt. Michael R. Holzworth)