B-21 spotted in aerial-refueling test flights
Key refueling-related exams for the B-21 Raider are actually underway, an Air Force spokesperson confirmed to Defense One, the most recent milestone in the direction of delivering the next-generation bomber by 2027. On Tuesday, a number of open-source intelligence accounts and airplane spotters posted images of a B-21 approaching a KC-135 tanker over California. One…