Judge blocks online plans for printing untraceable 3D guns

A U.S. judge in Seattle blocked the Trump administration Monday from allowing a Texas company to post online plans for making untraceable 3D guns, agreeing with 19 states and the District of Columbia that such access to the plastic guns would pose a security risk.The states sued to stop an agreement that the government had reached with Austin, Texas-based Defense Distributed, saying guidelines on how to print undetectable plastic guns could be acquired by felons or terrorists.U.S. District Judge