NELLIS AIR FORCE BASE, Nev. -- An Airman from the 34th Bomb Squadron, Ellsworth Air Force Base, S.D., completes final pre-flight inspection on a B-1B Lancer during Red Flag 11-2, Jan. 26. Red Flag is a realistic combat training exercise involving the air forces of the United States and its allies. (U.S. Air Force photo by Airman 1st Class Daniel Hughes)