The 26-year-old Ivy League graduate from a prominent Maryland real estate family is fighting attempts to extradite him to New York so that he can face a murder charge in the Manhattan killing of Brian Thompson,

Luigi Mangione was arrested on gun charges in Pennsylvania and faces a murder charge in New York for the death of UnitedHealthcare CEO Brian Thompson.

Luigi Mangione‘s lawyer Thomas Dickey on Tuesday said his client would plead not guilty — and ask for bail — in the gunshot-slaying of UnitedHealthcare CEO Brian Thompson, declaring that he and Mangione had formed “a strong bond.