Northrop Grumman Corporation - These are the 19 most game-changing weapons of the 21st century
According to Business Insider, the X-47B is on the list of the most game-changing weapons of the 21st century.
http://ow.ly/R0tn1
http://ow.ly/R0tn1
Developments from roadside bombs to antisatellite weapons have changed the face of modern warfare.
businessinsider.com
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