Karmelo Anthony murder trial begins a year after fatal track meet stabbing in Frisco

The trial for Karmelo Anthony, a Frisco teenager charged with first-degree murder after stabbing Austin Metcalf during a high school track meet, begins in Collin County. Anthony admitted to the stabbing but claimed self-defense, while Metcalf, described as a 4.0 GPA student and football MVP, died despite emergency efforts. The incident occurred at Kuykendall Stadium during a track event involving multiple schools.