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Judge blocks distribution of 3D-printed gun blueprints

A federal judge in Seattle granted a motion for a preliminary injunction on Monday that blocks a Texas man from releasing downloadable blueprints for 3D-printed guns until the litigation is resolved, according to court documents obtained by CNN.

Your questions about 3D guns answered

Not long ago, it was the stuff of science fiction, but now US officials and lawmakers are grappling with a new reality -- citizens having the ability to print firearms at home.