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

Luigi Mangioni, the suspect in the killing of UnitedHealthcare CEO Brian Thompson, wrote online of the “devastating” effect a chronic back condition had on him as a young man.

Luigi Mangione, accused in the killing of UnitedHealthcare CEO Brian Thompson, will plead not guilty, according to his lawyer, Thomas Dickey.

The gun found on the suspect in the killing of UnitedHealthcare CEO Brian Thompson matches shell casings found at the crime ...

Fingerprints belonging to the man charged in last week's murder of UnitedHealthcare's CEO match those found on a water bottle ...

Luigi Mangione, the 26-year-old accused in the killing of UnitedHealthcare CEO Brain Thompson, will plead not guilty, his lawyer, Thomas Dickey, said.

Fingerprints belonging to the man charged in last week's murder of UnitedHealthcare's CEO match those found on a water bottle recovered not far from the scene, sources say.

Luigi Mangione is being held on Pennsylvania charges of possession of an unlicensed firearm, forgery, and providing false ...

The man charged with killing UnitedHealthcare CEO Brian Thompson on a Manhattan street was seen near a Port Authority bus ...

During an extradition hearing in Blair County Courthouse in Hollidaysburg, Pa., on Tuesday, Luigi Mangione's defense attorney ...

Luigi Mangione, 26, was arrested in connection with UnitedHealthcare CEO Brian Thompson's killing after a McDonald's employee ...

Here's what we know about a 26-year-old University of Pennsylvania graduate who's suspected in the death of UnitedHealthcare ...