What’s next in Luigi Mangione’s state and federal cases now that he has pleaded guilty in federal court to stalking UnitedHealthcare CEO Brian Thompson — and admitted to shooting him? To hear the rest of the series, follow "Burden of Proof: Luigi Mangione" for free on ⁠⁠⁠⁠⁠⁠⁠⁠⁠Apple Podcasts⁠⁠⁠⁠⁠⁠⁠⁠, ⁠⁠⁠⁠⁠⁠⁠⁠Spotify⁠⁠⁠⁠⁠⁠⁠⁠, ⁠⁠⁠⁠⁠⁠⁠⁠Amazon Music⁠⁠⁠⁠⁠⁠⁠⁠, or wherever you listen to podcasts, or listen ad-free on Apple Podcasts when you subscribe to 20/20 True Crime+. To hear more legal coverage from ABC News, follow Burden of Proof Daily on Apple Podcasts, Spotify, Amazon Music, or wherever you get your podcasts. Learn more about your ad choices. Visit podcastchoices.com/adchoices