Leonardo and Boeing Deliver First Four MH-139A Helicopters to U.S. Air Force. Italian Helicopter NEWS Leonardo Helicopters NEWS World Helicopter NEWS Leonardo and Boeing Deliver First Four MH-139A Helicopters to U.S. Air Force. dgualdo 28/08/2022 PRESS RELEASE – Philadelphia, 25 August 2022 21:26 FAA certifies and USAF accepts the Grey Wolf, clearing... Read More Read more about Leonardo and Boeing Deliver First Four MH-139A Helicopters to U.S. Air Force.