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Sea-based attack drone readied for first carrier trials (0:59) 

Nov. 29 - The US Navy's first sea-based, unmanned attack aircraft is being prepared for its maiden test flight from an aircraft carrier. The Northrop Grumman X-47 B arrived for duty aboard the USS Harry Truman on Monday (November 26) with the Navy expected to begin the first ever sea tests of a pilotless drone next month. Rob Muir has more. ( Transcript )

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