Chief Master Sgt. James Guldjord, 344th Air Refueling Squadron air refueling superintendent, teaches Secretary of the Air Force Frank Kendall about the air refueling station on a KC-46A Pegasus at McConnell Air Force Base, Kan., April 3, 2022. Kendall toured a KC-135 Stratotanker followed by a flight on a KC-46A Pegasus to take an in-depth look at the air refueling airframes. The purpose was to highlight modernization and compare old and new airframe capabilities. (U.S. Air Force photo by Airman 1st Class Zachary Willis)