Exercise Exercise Exercise
U.S. Air Force Col. Stephen Ling, 435th Air Ground Operations Wing vice commander, and Chief Master Sgt. Mitchell Stippel, 435th AGOW command chief, visit the 4th Air Support Operation Center to see how a new digital concept is being used during a joint exercise, Mannheim, Germany, March 10, 2011. The joint exercise is a pre-deployment preparation for both services to become familiar with equipment that they will be using while deployed. (U.S. Air Force photo by Airman Kendra Alba)