How investigators could recover an 'obliterated' serial number Firearms manufactured in or imported to the U.S. are required by law to have a conspicuously engraved, cast or stamped serial number.

A federal judge blocked a federal law on Wednesday that prohibits the possession of a firearm with an “altered, obliterated or removed” serial number in light of the Supreme Court’s landmark ...

How the FBI could recover suspected Trump gunman's 'obliterated' rifle serial number The investigation into suspect Ryan Wesley Routh's alleged firearm is ongoing.

As the investigation into Sunday's apparent assassination attempt on former President Donald Trump continues, the FBI is turning its attention to the obliterated serial number of the recovered ...