Luigi Mangione has publicly thanked his supporters for their letters from jail, as he awaits trial for the murder of UnitedHealthcare CEO Brian Thompson. Accused of first-degree murder and other charges, Mangione’s case has drawn considerable attention, including a controversial true-crime documentary that is facing calls for a boycott. Despite strong evidence presented by prosecutors, Mangione maintains his innocence and has received significant financial support for his legal defense, exceeding $400,000.