Luigi Mangione, the suspect in United Healthcare CEO Brian Thompson's killing, is fighting his extradition to New York City.

The dramatic disclosure came at a news conference announcing Mangione's indictment in the shooting of UnitedHealthcare CEO Brian Thompson.

More:Is CEO shooting suspect Luigi Mangione a terrorist? Charges may 'send a message.' Federal authorities unsealed a criminal complaint against Mangione that included four separate charges ...

New York Police Commissioner Jessica Tisch announced Monday that an arrest related to the shooting had been made in Altoona, Pennsylvania. Luigi Mangione, 26, was arrested on weapons charges and was ...

Friends and family members of Luigi Mangione are in disbelief that he's the alleged killer of UnitedHealthcare CEO Brian ...

Luigi Mangione appeared Monday morning before Judge Gregory Carro. The arraignment is in regard to 11 charges filed against ...

The suspect in the UnitedHealthCare CEO killing read multiple books on chronic back pain, his Goodreads profile shows.

Police say the evidence against Luigi Mangione includes fingerprints and notebook entries linking him to the shooting death of UnitedHealthcare CEO Brian Thompson.

More: Is CEO shooting suspect Luigi Mangione a terrorist? Charges may 'send a message.' "I think they can make the case that the motive here was to make an example of someone who works in the ...

Luigi Mangione, 26 ... that Mangione had lost touch with loved ones in the weeks leading up to the shooting. Mangione’s mother reported him missing Nov. 18 — possibly from a home in San ...

Luigi Mangione came from a solid family. As with school shooters, his case suggests parents can't control their adult kids. Therapists on how to cope.

The 26-year-old faces four federal charges, including murder through a firearm, which opens up the possibility of the death penalty.