Law enforcement officials are expressing concern with popular 'Orbeez' and Nerf toy guns. Officials say the toys can easily be mistaken for real weapons, creating the potential for tragic consequences ...

Federal law prohibits possessing machine guns made after 1986, with some exceptions for law enforcement, the military and certain licensed dealers. Nearly all conversion devices are illegal ...

where Granat and Fritz were using a 3D printer to make hundreds of “machine gun conversion devices” (MCDs). Granat and Fritz sold the devices nationwide and shipped them out in toy LEGO boxes ...