The Mysterious Wraith: What is Known Of The Secretive US RQ-170 Sentinel?
Lockheed Martin's Skunk Works RQ-170 Sentinel (dubbed the Wraith) is an unmanned aerial vehicle (aka drone) built for the US ...
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Skunk Works unveils stealthy Next-Gen Air Refueling Tanker for U.S. Air Force
The Lockheed Corporation's Skunk Works design ... F-35 Lightning II, and the RQ-170 Sentinel. On May 13, through an ...