Murder or Self-Defense? The Karmelo Anthony Frisco Track Meet Stabbing Trial Begins

What started as a dispute over stadium seats ended in tragedy. Today, the fierce legal battle over the deadly Frisco track meet stabbing officially kicked off. Karmelo Anthony insists he was protecting himself when he killed 17-year-old Austin Metcalf. Now, a jury will decide his fate in a highly secure, camera-free courtroom.