Luigi Mangione has been charged with murder in connection with the shooting death of Brian Thompson, the CEO of UnitedHealthcare. These firearms lack serial numbers – and are therefore impossible for ...

Police in British Columbia issued a warning Tuesday about what they say is a growing threat posed by 3D-printed guns. According to the gang-focused Combined Forces Special Enforcement Unit (CFSEU-BC), ...

A certain weapon is under a national spotlight for its potential involvement in a high-profile murder. A suspect was recently arrested in the shooting death of UnitedHealthCare CEO Brian Thompson.

As police departments around the country report a surge in 3D-printed firearms turning up at crime scenes, gun safety advocates and law enforcement officials are warning that a new generation of ...

U.S. law enforcement have said the weapon found in the backpack of Luigi Mangione, who is charged in connection with the killing of UnitedHealthcare CEO Brian Thompson, may have been a 3D-printed ...

MARTINSBURG, W.Va. – In the basement research lab of the agency that regulates America's firearms, two dozen 3D printers hummed, stringing thermoplastic filament into computer-designed patterns that ...

For decades, America's detectives have made breakthroughs in crime using gun traces. A homicide investigator typically uses ballistics and serial numbers of weapons checked via a vast network of gun ...

Authorities apprehended Luigi Mangione as a person of interest in the murder of UnitedHealthcare CEO Brian Thompson in New York City last week. He was arrested at a McDonald’s in Altoona, Pennsylvania ...