3D-printed guns are a growing threat in the U.S. & around the world https://www.tucsonsentinel.com/nationworld/report/010225_ghost_guns_op/3d-printed-guns-are-growing-threat-us-around-world/
Several high-profile crimes in recent years have involved firearms can be either partially or completely made with components that have been produced in metal or plastic on 3D printers, and police worldwide have reported finding increasing numbers of these weapons.
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