Luigi Mangione apparently used a ghost gun, a firearm that can be made at home, to shoot down the UnitedHealthcare CEO Brian ...

New York grand jury sees evidence against CEO shooting suspect as officials vow ‘ironclad’ case - Investigations into the ...

SAN DIEGO — A 19-year-old was arrested by San Diego County Sheriff's deputies on Wednesday after a ghost gun was discovered ...

WASHINGTON - Gun rights activist Rob Pincus was worried when he heard a 3D-printed “ghost gun” was found on the alleged ...

Luigi Mangione—who was charged with murder on Dec. 10 in connection to the death of UnitedHealthcare CEO Brian Thompson—was ...

Police say the evidence against Luigi Mangione includes fingerprints and notebook entries linking him to the shooting death ...

Investigators say Luigi Mangione knew for months beforehand about the investors meeting that brought United Healthcare CEO ...

The man charged with killing UnitedHealthcare CEO Brian Thompson was never a client of the medical insurer and may have targeted it because of its size ...

Part of the gun that the police believe was used to kill the C.E.O. of UnitedHealthcare was made by a 3D printer using a popular design found online.

The suspect in the shooting of UnitedHealthcare CEO Brian Thompson is fighting extradition from Pennsylvania, but sources tell ABC News that prosecutors at the Manhattan DA's office have started ...

The firearm found on the suspect in the murder of the UnitedHealthcare CEO is believed to have been an untraceable ghost gun, ...

THE UnitedHealthcare CEO killer left cops dumbfounded before his eventual capture – thanks to a ghost gun. Luigi Mangione is ...