Musical revue of the first "cruise" flight of the U.S. Navy's X-47B
Unmanned Combat Air System demonstration aircraft. During this flight,
conducted Sept. 30, 2011 flight, the aircraft's landing gear was raised
and lowered for the first time, a key milestone in the envelope
expansion phase of flight testing. The X-47B was designed, developed
and produced by Northrop Grumman, the leader in unmanned systems.