Capt. Jeffry Smith, 34th Bomb Squadron training flight pilot, performs a pre-flight inspection inside the cockpit of a B-1 bomber during an Operational Readiness Exercise at Ellsworth Air Force Base, S.D., March 15, 2012. Several inspections were performed prior to aircraft launches performed as part of the exercise. (U.S. Air Force photo by Airman 1st Class Kate Thornton/Released)