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734,719 results
Retired in April 2015, the U.S. Navy’s two X-47B, known by their call signs as Salty Dog 501 and Salty Dog 502, represent the ...
2,048,767 views
1 year ago
The US Air Force's MQ-9 Reaper drone is a remotely operated unmanned aerial vehicle, or UAV. It is used primarily for ...
1,242,951 views
10 months ago