Col. Steven Hiss, 28th Bomb Wing vice commander, climbs into a B-1 to begin his final flight at Ellsworth Air Force Base S.D., June 7, 2012. In his next assignment, Hiss will serve as Professor of aerospace Science at Detachment 890 at the AF Reserve Officer Training Corps at the University of Virginia in Charlottesville, Virginia. (U.S. Air Force photo by Airman 1st Class Kate Thornton/Released)