Red Flag-Alaska waves
Two B-1B Lancers from Ellsworth Air Force Base, S.D., taxi on the flightline for Red Flag-Alaska 07-1 April 3 at Eielson AFB, Alaska. The series of Pacific Air Forces commander-directed field training exercises for U.S. forces, provide joint offensive counter-air, interdiction, close-air support, and large-force employment training in a simulated combat environment. (U.S. Air Force photo/Staff Sgt. Joshua Strang)