Cody Wilson with 3-D printed gun (Photo: DXLiberty/YouTube)
An online project called Defense Distributed recently succeeded in producing, and testing, a 3-D printed handgun.
Now, the US State Department has asked Cody Wilson, the University of Texas law student who runs the organization responsible, to take down the designs from the web.
US officials say Wilson may be violating arms export statutes.
Anchor Marco Werman speaks with Robert Beckhusen, who is covering the story for Wired.