USAF releases first official overhead photos of B-21 Raider during KC-135 aerial refueling tests
The U.S. Air Force has published the first official imagery showing the upper side of the B-21 Raider during aerial refueling with a Boeing KC-135 Stratotanker. Northrop Grumman’s prototype has been confirmed conducting air-to-air refueling, with the service providing no details on fuel transferred or the number of contact events.