U.S. Air Force Capt Reginald Brown, 86th Aeromedical Evacuation Squadron, briefs U.S. Air Force Academy cadets on the various responsibilities of the Contingency Aeromedical Staging Facility, Ramstein Air Base, Germany, June 16, 2009. The cadets are participating in Operation Air Force, a summer program which provides exposure to real-world Air Force base environments and prepares the cadets for the transition from academy life to active duty. (U.S. Air Force photo by Staff Sgt. Chenzira Mallory)