Luigi Mangione, a 26-year-old suspect, has been arrested for the shooting death of UnitedHealthcare CEO Brian Thompson in New York. Mangione was found with a weapon and a manifesto expressing his disdain for the American healthcare system. The police characterize the shooting as targeted, and Mangione is expected to face murder charges after a five-day manhunt. His actions have sparked a wave of online testimonies from others frustrated with health insurers.