Luigi Mangione's Guilty Plea, Explained | Case by Case | "48 Hours" Podcast

A major development in the Luigi Mangione case: after previously pleading not guilty to federal stalking charges, Mangione changed his plea to guilty and also admitted to shooting United Healthcare CEO Brian Thompson. CBS News legal analyst Caroline Polisi and CBS News legal reporter Katrina Kaufman examine what changed, why the plea change matters, and what comes next in the state murder case.