A B-1 bomber piloted by Lt. Col. Timothy Schepper, 28th Operations Group senior evaluator, thunders down the runway at Ellsworth Air Force Base, S.D., July 15, 2013. Schepper, who passed the 5,000 flying hours mark during a return flight from Southwest Asia, is the first B-1 aviator to reach the milestone in that aircraft. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)