EAGLE EXERCISE U.S. Air Force Staff Sgt. Chester Johnson performs a post flight inspection on an F-15 Strike Eagle during a Maple Flag exercise at Cold Lake, Canada, May 26, 2008. The exercise provides Canadian and allied aircrew with realistic training in a simulated air-combat environment and emphasizes air operations involving large package coalition forces. SHARE IMAGE: Download Image: Full Size (0.05 MB) Photo By: VIRIN: 653869-X-RSK11-415.jpg Photo Gallery