BASE GREETING U.S. Defense Secretary Chuck Hagel, right, is greeted by U.S. Army Command Sgt. Maj. David M. Clark, left, on Kandahar Air Base in Kandahar, Afghanistan, Dec. 8, 2013. SHARE: Download: Full Size (0.06 MB) Credit: VIRIN: 258538-T-IYE25-093.jpg Photo Gallery