Breaking news
Northrop Grumman-built U.S. Navy X-47B Unmanned Combat Aircraft Completes Historic First Flight.
| 2011
|
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FLASH NEWS ------------------------- |
 The
Northrop Grumman-built U.S. Navy X-47B Unmanned Combat Air System Demonstration
(UCAS-D) aircraft successfully completed its historic first flight at
Edwards Air Force Base in United States. |
