Luigi Mangione is escorted to his initial court hearing at Blair County Courthouse in Pennsylvania.
Jeff Swensen/Getty Images
- Luigi Mangione remains held in Pennsylvania and charged with the murder of Brian Thompson.
- Former Manhattan prosecutors predict the extradition process could take months.
- Once in New York, he'll stay in the city's most notorious jail and could pursue a psych defense.
Since his arrest on Monday in the Manhattan killing of UnitedHealthcare CEO Brian Thompson...