Governors of New York and Pennsylvania say they are working quickly to extradite UnitedHealthcare CEO murder suspect Luigi ...

The origins of the posters are unknown, but they reference clues found at the murder scene of UnitedHealthcare CEO Brian ...

Luigi Mangione, who is accused of killing Brian Thompson in New York, could face additional charges, according to Manhattan ...

Speculation about a potential motive in the murder of UnitedHealthcare CEO Brian Thompson has focused on the suspect's ...

The suspect in the killing of the UnitedHealthcare CEO plans to fight extradition to New York to face murder charges, but ...

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

More than 400 tips were called into the New York Police Department’s Crime Stoppers tip line during the five-day search for a ...

Prosecutors at the Manhattan DA's office have started presenting evidence to a grand jury to bring Luigi Mangione to NYC, ...

The GiveSendGo defense fund for the 26-year-old Mangione was established by an anonymous group calling itself "The December ...

Thompson's murder ignited online anger at the health insurance industry and some people online have celebrated the suspect.

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 ...