Maj. Adam Newell, 2nd Medical Group Flight Medicine chief, demonstrates listening to the heart of a patient on fellow physician Capt. Frank Janes, 2 MDG Flight Medicine general medical officer, at Barksdale Air Force Base, La., July 26. The flight medicine doctors ensure more than 1,200 flying personnel are fit-to-fly the Barksdale mission. (U.S. Air Force photo/Staff Sgt. Jason McCasland)(RELEASED)