No one hurt in fiery propane tank explosion at Texas Motor Speedway, TV station reports

No one was injured in a fiery propane tank explosion at Texas Motor Speedway on Saturday, KDFW-TV (Channel 4 reports.

A brief video posted by the station showed the end of a building already in flames when the explosion sent a fireball rocketing into the air before shocked onlookers.

A spokesman for the speedway told KDFW that the blast occurred near a concession stand during a car show.

Fort Worth firefighters quickly put out the flames, the station reported.