The U.S. Supreme Court made the right call in upholding a federal government regulation against unregistered so-called “ghost guns,” firearms that are not fully assembled and do not bear the

This should have been, and turned out to be, a no-brainer. Gun manufacturers can’t get around background checks, serial number requirements, and other federal regulations by simply placing all the pieces of a firearm in a build-it-yourself kit. If they could, what are regulations good for?