The 3D-printed gun found on the suspect in last week's killing of United Healthcare CEO Brian Thompson matches shell casings ...

Luigi Mangione faces a second-degree murder charge and four additional charges in New York in connection to the killing of ...

Luigi Mangione, a 26-year-old Penn grad, is accused of kiling UnitedHealthcare CEO Brian Thompson in Manhattan on Dec. 4.

Mangione was charged with forgery and firearms counts in Pennsylvania, where he was arrested, and faces a murder charge in ...

The ghost gun allegedly in Luigi Mangione's possession when he was arrested has been matched to three shell casings recovered ...

Accused CEO killer Luigi Mangione has no cellmates and has been separated from other prisoners during his time at a ...

Mangione was charged with murdering UnitedHealthcare CEO Brian Thompson, according to an unsealed criminal complaint from New ...

New details are emerging about what happened at the Altoona, Pennsylvania McDonald's where police arrested Luigi Mangione, ...

Luigi Mangione, 26, has been charged with murder in New York City in connection with the brazen shooting death of ...

Mangione's account includes praise of former Fox News host Tucker Carlson for having "brilliant insights" and support for the ...

The 26-year-old suspect shouted at reporters and struggled with deputies outside the Blair County Courthouse on Tuesday, ...

Luigi Mangione, the suspect in last week's fatal shooting of UnitedHealthCare CEO Brian Thompson, has reportedly suggested ...