Overview

• Court documents filed Wednesday include August-to-October 2024 diary entries showing Mangione’s detailed plan to target UnitedHealthcare CEO Brian Thompson at the annual investors conference.
• Defense efforts to pause or dismiss state charges prompted the Manhattan district attorney to submit Mangione’s red notebook excerpts as proof of premeditated murder in furtherance of terrorism.
• Mangione faces state and federal charges in New York and is set to stand trial with federal prosecutors seeking the death penalty if he is convicted.
• The killing triggered a wave of threats against health insurance employees, leading UnitedHealthcare to bolster executive security and remove staff photos from its website.
• Online supporters have raised over $1 million for Mangione’s legal defense, illustrating polarized public sentiment toward corporate greed and insurance industry practices.