What's Next For Luigi Mangione: A Grand Jury, Extradition, And A Possible Psych Defense

Luigi Mangione is escorted to his initial court hearing at Blair County Courthouse in Pennsylvania.Jeff Swensen/Getty ImagesLuigi 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, Luigi Mangione has been held in Pennsylvania's oldest jail.The State Correctional Institution at Huntington, a sprawling red brick structure on the edge of the Allegheny Mountains, opened in 1889 as a reformatory for delinquent boys, and still features its original Queen Anne-style architecture.Mangione will remain at that maximum-security jail as he fights extradition — a process that Manhattan defense lawyers and former prosecutors predict will take months."Whatever it is, it's going to be better than Rikers, and he'll be in no hurry to leave," veteran New York defense lawyer Ron Kuby told Business Insider, referencing Mangione's likely next placement, the city's notorious Rikers Island.