News & Your Opinion Halo Fri ,04 2525 17 hours ago Last Updated : 06:30 PM Luigi Mangione pleads not guilty to federal murder charge in killing of UnitedHealthcare’s CEO The Justice Department filed a notice Thursday saying it intends to seek the death penalty in the case. HALO NEWSLETTER Keep reading HALO with a Free Subscription unlock this story instantly and join members and pros reading HALO daily -It's Free SIGN UP LOGIN