The design of the gun police say they found on the alleged UnitedHealthcare CEO’s killer—the FMDA or “Free Men Don’t Ask”—was ...

The 26-year-old suspect arrested for killing United Healthcare’s CEO may have used a 3D-printed gun to carry out the shooting ...

Police found a 3D-printed gun on suspect Luigi Mangione, the latest in a troubling trend of growing use of the homemade ...

Rare Bird Police say they've confirmed that the handgun and suppressor found in possession of Luigi Mangione, the suspect ...

A 3D-printed gun and silencer found on suspected UnitedHealthcare CEO killer Luigi Mangione highlights the growing trend of ...

D printed “ghost guns” are back in the news, as one might have been used in the ambush killing of UnitedHealthcare’s CEO.

At first glance, the gun in the police photographs — the one the authorities believe Luigi Mangione used to kill the chief ...

When the man suspected of fatally shooting the UnitedHealthcare CEO in New York City was arrested Monday, he had a "ghost gun ...

The 3D-printed gun PA police allegedly recovered from Luigi Mangione is a match to shell casings at the UnitedHealthcare CEO ...

For many years, American investigators have relied on gun traces to make significant progress in solving crimes. Traditionally, homicide detectives have utilized ballistics and weapon serial numbers ...

For many years, detectives in America have relied on gun traces to solve crimes. Traditionally, homicide investigators would utilize ballistics and serial numbers from weapons by cross-referencing ...

Police said Luigi Mangione, the man charged in the killing of UnitedHealthcare CEO Brian Thompson, appears to have had a ...