A B-1B Lancer assigned to the 34th Bomb Squadron, Ellsworth Air Force Base, S.D., begins to take off down the runway during Red Flag 17-1 on Nellis Air Force Base, Nev., Jan. 27, 2017. Red Flag involves a variety of attack, fighter, bomber, reconnaissance, electronic warfare, airlift support, and search and rescue aircraft. (U.S. Air Force photo by Airman 1st Class Kevin Tanenbaum/Released)