Luigi Mangione has been charged with murder in connection with the shooting death of Brian Thompson, the CEO of ...

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 ...

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.

A Pennsylvania lawmaker is hoping to crack down on ghost guns in the new year. Ghost guns — privately-made firearms that do not have serial numbers — are difficult for law enforcement to trace and are ...

Authorities recovered ghost guns, a 3D printer, printing tools and more from a licensed day care in New York City on Tuesday, leading to the arrests of three people. Police announced the arrests on ...

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 ...

Accused murderer Luigi Mangione allegedly used a 3D printed gun in the fatal shooting of UniitedHealthcare CEO Brian Thompson. A 3D-printed ghost gun is believed to have been used in the killing of ...

Corrections and clarifications: A previous version of this story indicated the 3D Printed Gun Safety Act of 2023 had been passed. It has only been introduced. A certain weapon is under a national ...