Mangione's demand now is for prosecutors to immediately provide details of the so-called aggravating factors they intend to prove in seeking the death penalty at trial.

Mangione is accused of murder in the December assassination of UnitedHealthcare CEO Brian Thompson. In April, Attorney General Pam Bondi directed New York prosecutors to seek the death penalty.

Mangione is accused of murder in the December assassination of UnitedHealthcare CEO Brian Thompson. In April, Attorney General Pam Bondi directed New York prosecutors to seek the death penalty.