Luigi Mangione's attorneys plan to present 'affirmative psychiatric defense'
Attorneys for Luigi Mangione allege he was suffering an "extreme emotional disturbance" at the time of the killing of UnitedHealthcare CEO Brian Thompson.
ABC News
ABC News is your daily source for breaking national and world news, exclusive interviews and 24/7 live streaming coverage that will help you stay up to date on the events shaping our world. https://abcnews.go.com...