An F/A-18F Super Hornet assigned to the "Black Aces" of Strike Fighter Squadron Four One takes off from Elmendorf Air Force Base, Alaska, during exercise Northern Edge 2006. The joint training exercise hosted by Alaskan Command is one of a series of U.S. Pacific Command exercises that prepare joint forces to respond to crises in the Asian Pacific region. (U.S. Air Force photo/Senior Airman Garrett Hothan)