A U.S. Air Force B-1B Lancer assigned to the 7th Bomb Wing, Dyess Air Force Base, Texas, waits to taxi to the runway during Green Flag 14-6 April 24, 2014, at Nellis Air Force Base, Nev. The B-1B Lancer is a multi-role bomber aircraft capable of carrying a 75,000-pound payload and delivering precision and non-precision weapons on any target in the world at any time. (U.S. Air Force photo by Airman 1st Class Thomas Spangler/Released)