The 26-year-old man charged in last week’s killing of UnitedHealthcare’s CEO appeared in a Pennsylvania courtroom Tuesday, ...

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.

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

Luigi Mangione was found with a notebook detailing the shooting plans and is currently fighting extradition to New York.

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.

Fingerprints that were collected outside of the New York City Hilton Hotel on Dec. 4 after UnitedHealthcare CEO Brian ...

Long before Mangione was unmasked, the announcement of Thompson’s death online was met with hundreds of gloating laughing ...

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 ...

The 26-year-old Mangione, the grandson of a wealthy Maryland real estate developer, was the last person friends and neighbors ...

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