Doc, a B-29 Superfortress, is parked in a hangar June 2, 2021, at McConnell Air Force Base, Kansas. After regaining airworthiness in June of 2016, the aircraft conducted its first flight after restoration July 17, 2016. Doc is currently at McConnell AFB to await for its own hangar at Eisenhower National Airport for a charity event. (U.S. Air Force photo by Airman 1st Class Zachary Willis)