EIELSON AIR FORCE BASE, Alaska -- A B-1B Lancer from Ellsworth Air Force Base, South Dakota, performs a touch and go before landing here on April 3 for Red Flag-Alaska 07-1. Red Flag-Alaska allows aircrews to practice large-scale combat missions. The exercises are conducted on the Pacific Alaskan Range Complex with air operations flown out of Eielson and Elmendorf Air Force bases. (U.S. Air Force Photo by Staff Sgt Joshua Strang)