The Ivy League grad accused of stalking and killing UnitedHealthcare CEO Brian Thompson reported wrote a letter and manifesto about the shocking crime to the feds. In the letter, he criticized the healthcare industry as "greedy" and "parasitic," and revealed he had considered a mass-casualty event before opting for a targeted attack to generate headlines. He also reportedly stalked Thompson the night before the killing. Law&Crime’s Chris Stewart has the latest developments on this episode of On the Case. Go to https://www.truecrimegoods.com and use promo code Safety15 for 15% off! Become a Law&Crime YouTube Member for Exclusive Perks: https://bit.ly/LCMembersOnly Subscribe to Law&Crime Network: https://bit.ly/LawAndCrimeNetwork Become a Sponsor of Law&Crime's Leading Shows: https://lawandcrime.com/sales/ Host: Chris Stewart #LuigiMangione #UnitedHealthcare #LawAndCrime STAY UP-TO-DATE WITH THE LAW&CRIME NETWORK: Watch Law&Crime Network on YouTubeTV: https://bit.ly/3td2e3y Where To Watch Law&Crime Network: https://bit.ly/3akxLK5 Sign Up For Law&Crime's Daily Newsletter: https://bit.ly/LawandCrimeNewsletter Read Fascinating Articles From Law&Crime Network: https://bit.ly/3td2Iqo Submit Tips to Law&Crime: tips@lawandcrime.com For Advertising Inquiries, Please Contact: sales@lawandcrime.com For Licensing Inquiries, Please Contact: licensing@lawandcrime.com LAW&CRIME NETWORK SOCIAL MEDIA: Instagram: https://www.instagram.com/lawandcrime/ Twitter: https://twitter.com/LawCrimeNetwork Facebook: https://www.facebook.com/lawandcrime Twitch: https://www.twitch.tv/lawandcrimenetwork TikTok: https://www.tiktok.com/@lawandcrime LAW&CRIME NETWORK PODCASTS: https://lawandcrime.com/podcasts/ SUBSCRIBE TO ALL OF LAW&CRIME NETWORK YOUTUBE CHANNELS: Main Channel: https://www.youtube.com/@LawAndCrime/ BodyCam: https://www.youtube.com/@lawandcrimebodycam Trials: https://www.youtube.com/@lawandcrimetrials Investigates: https://www.youtube.com/@LawAndCrimeInvestigates Scandal: https://www.youtube.com/@crimesofpassionpod