Austin, 17, died Wednesday after he was stabbed at David Kuykendall Stadium in Frisco. Witnesses told police he was stabbed after he shoved Karmelo

Police have not said what led to the stabbing, but Austin Metcalf's father said it started when his sons and members of the Memorial High track team questioned Anthony about why he was standing near them instead of his own school's team.

"The safety of all involved is Frisco ISD's highest priority during this emotional time," a Frisco ISD athletics spokesman said.

The attorney for Karmelo Anthony, the 17-year-old accused of murdering football star Austin Metcalf at a Texas track meet, insists he doesn’t have “any reason” to think the killing “wasn’t in self defense” — and will request the teen’s bond be lowered from $1,000,000.

A Frisco police officer reported that the suspect admitted to the stabbing and asked if the victim would be OK.

The 17-year-old accused of fatally stabbing a Frisco student athlete during a track meet allegedly admitted to the crime. He also asked officers if his actions could be considered self-defense, according to a newly released arrest report.

The Texas teenager accused of fatally stabbing 17-year-old Austin Metcalf at a high school track meet on Wednesday allegedly confessed to the crime to a responding officer.

The suspect charged with stabbing a high school football star in the chest at a championship track meet has reportedly admitted he did it in self-defense.

Karmelo Anthony's father says his son "was not the aggressor" nor "the one who started it," amid death of Austin Metcalf.