Where To Stream NBC Nightly News Season 2024 Episode 329

New insights emerged about Luigi Mangione, the suspect in the killing of UnitedHealthcare CEO Brian Thompson, including the pain he suffered as the result of a back injury. A former acquaintance in Hawaii described a surfing accident that aggravated the injury. And a former high school friend reacted to the news that Mangione was a suspect. NBC News' Sam Brock reports. Luigi Mangione, the 26-year-old suspect in the killing of UnitedHealthcare CEO Brian Thompson, appeared at an extradition...