https://www.northropgrumman.com/videos/x-47b-autonomous-aerial-refueling-building-the-impossible-and-pioneering-history
X-47B Autonomous Aerial Refueling - Building the Impossible and Pioneering History | Northrop...
autonomous aerial refuelingx 47b
https://www.northropgrumman.com/videos/x-47b-completes-first-autonomous-aerial-refueling
X-47B Completes First Autonomous Aerial Refueling | Northrop Grumman
autonomous aerial refuelingx 47bcompletesfirstnorthrop
https://www.dvidshub.net/video/400357/x-47b-first-complete-autonomous-aerial-refueling
DVIDS - Video - X-47B First to Complete Autonomous Aerial Refueling
PATUXENT RIVER, Md. (NNS) -- The X-47B successfully conducted the first ever Autonomous Aerial Refueling (AAR) of an unmanned aircraft April 22, completing the...
video xdvidsfirstcompleteautonomous