- uploaded: Dec 16, 2012
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From: http://www.youtube.com/user/CNNPlease like PigMine's FaceBook page here: http://www.facebook.com/PigMineNewsSubscribe to http://www.youtube.com/subscription_center?add_user=PigMine3December 15, 2012 - Imagine if you could build a gun by pushing a button on a 3-D printer. CNN's Joe Johns reports. For more CNN videos on YouTube, check out http://www.youtube.com/cnn. Or visit our site at http://www.cnn.com/video/FAIR USE NOTICE: This video may contain copyrighted material. Such material is made available for educational purposes only. This constitutes a 'fair use' of any such copyrighted material as provided for in Title 17 U.S.C. section 106A-117 of the U.S. Copyright Law.