U.S. Air Force Maj. Keil Spencer, assigned to the 2nd Bomb Wing, tours a KC-46 Pegasus July 15 at Barksdale, Louisiana. The KC-46 was on site to perform its first refueling with a B-52 Stratofortress from the 307th Bomb Wing. (U.S. Air Force photo by Airman 1st Class Celeste Zuniga)