Suspect Luigi Mangione is taken into the Blair County Courthouse on Tuesday, Dec. 10, 2024, in Hollidaysburg, Pa. (Benjamin B. Braun/Pittsburgh Post-Gazette via AP)

Luigi Nicholas Mangione is escorted into Blair County Courthouse, Tuesday, Dec. 10, 2024, in Hollidaysburg, Pa. (AP Photo/Gary M. Baranec)

This booking photo provided by Pennsylvania Department of Corrections on Tuesday, Dec. 10, 2024, shows shows Luigi Mangione, a suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson. (Pennsylvania Department of Corrections via AP)

This photo, provided by the Hawaii Dept. of Land and Natural Resources, shows Luigi Mangione, a suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson, receiving a citation for failing to observe a posted closed-area sign, in Honolulu, Sunday, Nov. 12, 2023. (Hawaii Dept. of Land and Natural Resources via AP)

This image from video provided by Office of the New York Mayor shows New York City Police Commissioner Jessica Tisch, with New York Mayor Eric Adams, right, in the Staten Island borough of New York, Wednesday, Dec. 11, 2024, as she says the gun found on the suspect in the killing of United Healthcare's CEO matched shell casings found at the site of the shooting, and the suspect's fingerprints also matched a water bottle and a snack bar wrapper that police found near the scene in midtown Manhattan. (Office of the New York Mayor via AP)

Gov. Josh Shapiro, center, speaks during a press conference regarding the arrest of suspect Luigi Mangione, Monday, Dec. 9, 2024, in Hollidaysburg, Pa., in the fatal shooting of UnitedHealthcare CEO Brian Thompson. (AP Photo/Ted Shaffrey)

Suspect Luigi Mangione is taken into the Blair County Courthouse on Tuesday, Dec. 10, 2024, in Hollidaysburg, Pa. (Benjamin B. Braun/Pittsburgh Post-Gazette via AP)

Suspect Luigi Mangione is taken into the Blair County Courthouse on Tuesday, Dec. 10, 2024, in Hollidaysburg, Pa. (Janet Klingbeil via AP)

Suspect Luigi Mangione is taken into the Blair County Courthouse on Tuesday, Dec. 10, 2024, in Hollidaysburg, Pa. (Janet Klingbeil via AP)

This photo provided by Pennsylvania State Police shows Luigi Mangione, a suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson, at the police station in Altoona, Pa., on Monday, Dec. 9, 2024. (Pennsylvania State Police via AP)

This photo provided by Pennsylvania State Police shows Luigi Mangione, a suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson, at the police station in Altoona, Pa., on Monday, Dec. 9, 2024. (Pennsylvania State Police via AP)

This combo image release by Pennsylvania State Police shows Luigi Mangione, a suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson, at a McDonald's in Altoona, Pa., Monday, Dec. 9, 2024. (Pennsylvania State Police via AP)

This booking photo released Monday, Dec. 9, 2024, by the Pennsylvania Department of Corrections shows Luigi Mangione, a suspect in the fatal shooting of UnitedHealthcare CEO Brian Thompson. (Pennsylvania Department of Corrections via AP)