Frisco paramedic takes the stand as Karmelo Anthony murder trial continues Friday

Karmelo Anthony, a Frisco teenager, is on trial for fatally stabbing 17-year-old Austin Metcalf during a high school track meet. Anthony admitted to the stabbing but claimed self-defense, while prosecutors argue it was a senseless murder. The incident occurred at Kuykendall Stadium during a confrontation over a pop-up tent.