Newly released surveillance footage shows the horrifying moments immediately after Karmelo Anthony fatally stabbed Texas teen Austin Metcalf at a track meet in Frisco, Texas.
The highly publicized killing took place on April 2, 2025, when Metcalf, a student at Memorial High School, entered a yellow tent at Kuykendall Stadium with teammates, including his twin brother.
Anthony, a student at Centennial High School, was reportedly sat beneath the tent, and was asked to move before an altercation broke out. Then-17-year-old Anthony pulled a knife from his bag and stabbed Metcalf in the chest, fatally injuring the teenager.
New footage released by Collin County District Court captures the moment the incident unfolds, beginning with a shot of student athletes sitting under the aforementioned yellow tent.
The stabbing itself is only partially visible near the top of the frame in the video, but soon after an individual can be seen collapsing onto the bleachers. As confusion and panic subsequently ripples through the crowd, students are visibly scrambling from their seats.
Anthony, meanwhile, is seen in the footage emerging from the rear of the tent before fleeing the stadium. An unidentified student chases the killer for a short time, before abandoning their pursuit.
Eyewitnesses told investigators that Anthony had been sitting beneath Memorial High School team’s tent. When Metcalf and his teammates asked the teenager to leave, he allegedly became confrontational.
A 15-year-old present during the fatal incident testified in court that Anthony “tried to provoke us.”
According to the teen, Anthony responded to requests that he leave by saying: “F**k y’all. I’m not going to leave. Y’all are a bunch of p**sies. Y’all not going to do anything.”
Anthony, now 19 years old, was convicted of Metcalf’s murder. Last week, on June 9, he was sentenced to 35 years in prison.
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