Karmelo Anthony told authorities he acted in self defense after allegedly fatally stabbing Austin Metcalf at a Texas track meet in April.

Karmelo Anthony, the teen who has admitted to stabbing and killing a fellow high school athlete at a track meet in Texas, has been indicted by a grand jury.

Karmelo Anthony told authorities he acted in self defense after allegedly fatally stabbing Austin Metcalf at a Texas track meet in April.