Luigi Mangione, who has been charged with murder in the shooting death of UnitedHealthcare CEO Brian Thompson, apparently had a ghost gun, a type of firearm that can be made at home, police said ...

The man suspected of the fatal shooting of UnitedHealthcare CEO Brian Thompson was carrying a “ghost gun” — a type of untraceable, homemade firearm — when he was apprehended Monday ...

“The ability to get them is pretty scary nowadays,” said Sgt. Jake Comber, who heads the police special enforcement unit in Tracy, Calif., about 50 miles east of San Francisco. “We get ghost guns ...

Karen Herren, executive director of Marylanders to Prevent Gun Violence, described the situation as “scary on so many levels.” “Only a year ago we were still saying, ‘Yes, but 3D printed ...

For the third time, state Rep. Melissa Shusterman said she plans to introduce legislation aimed at classifying 3D-printed firearms as standard firearms under Pennsylvania's laws and regulations, and ...