The US Air Force just offered a fresh look at its new B-21 stealth bomber

Fuente: Business Insider

The B-21 Raider conducted aerial refueling, a part of the testing procedures for the aircraft. US Air ForceNew photos show the ongoing testing of the US Air Force's B-21 Raider stealth bomber. The B-21 is expected to replace legacy bombers and offers several major modernization upgrades.