The alleged killer, 27, appeared upbeat as he arrived back in court days before the anniversary of his alleged assassination of healthcare CEO Brian Thompson.
Prosecutors say Mangione deserves the death penalty because he killed CEO Brian Thompson to provoke broad "resistance" to the health insurance industry.
Prosecutors say Mangione deserves the death penalty because he killed CEO Brian Thompson to provoke broad "resistance" to the health insurance industry.
Luigi Mangione was indicted Thursday on a federal murder charge in the killing of CEO Brian Thompson, a necessary step for prosecutors to seek the death penalty.
Luigi Mangione will face the death penalty if convicted of murdering UnitedHealthcare CEO Brian Thompson, Attorney General Pam Bondi pledged on Tuesday.