NELLIS VISIT Defense Secretary Ash Carter speaks with airmen working as aircraft maintainers during a visit to Nellis Air Force Base, Nev., Aug. 26, 2015. DoD photo by U.S. Air Force Master Sgt. Adrian Cadiz SHARE IMAGE: Download Image: Full Size (1.22 MB) Tags: Carter , nellis afb, All images, Defense Secretary Photo By: DoD photo by U.S. Air Force Master Sgt. Adrian Cadiz VIRIN: 150826-D-DT527-463.JPG Photo Gallery