Luigi Mangione, arrested for the murder of UnitedHealthcare CEO Brian Thompson, had a 3D-printed gun matching shell casings ...

In the days since Luigi Mangione was charged with murder for gunning down a top health insurance executive, more than a thousand donations have poured into an online fundraiser for his legal defense, ...

NYPD Chief of Detectives Joseph Kenny on Monday identified Luigi Nicholas Mangione, 26, as a “strong person of interest” in the Manhattan ambush shooting of UnitedHealthcare CEO Brian Thompson last ...

The suspect in the killing of the UnitedHealthcare CEO plans to fight extradition to New York to face murder charges, but officials hope to get him back with what's called a governor's warrant.

The gun found on the suspect in the killing of United Healthcare's CEO matched shell casings found at the site of the shooting, New York City's police commissioner said Wednesday.

A 30-minute documentary tracing the efforts to track down Thompson's shooter will air on CBS News Minnesota on Wednesday evening.