Armed Quadrotors Are Coming -- Popular Mechanics
For now, tiny drones carrying guns are just the stuff of video games. But U.S. military researchers are building such sinister devices in their labs.
A camouflage quadrotor armed with a machine gun zips around a test range, destroying targets and setting dummies ablaze.
By now, most of the nearly 11 million people who've seen the YouTube video know it's a fake. There's no armed Russian quadrotor drone; the video is a bit of CGI trickery, a viral advertisement for the next Call of Duty game. But real-life weaponized quadrotors may be a lot closer than you think, thanks to a project undertaken by Marine Corps Maj. Derek Snyder at the Naval Postgraduate School in Monterey, Calif.
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My Comment: I know that the above video is a fake .... used to market a video game .... but it gives a good idea on what can happen on future battle fields.