Man loses foot in crash that led to a runaway tractor at speedway

A runaway tractor was cause for concern Friday evening at the Tri-City Speedway in Auburn, Michigan.

According to NBC 25 News, a maintenance technician collided with another vehicle causing him to fall off of the tractor. Because of an injury he sustained, he had to get his foot amputated.

Video was taken of the driverless tractor moving around the speedway as crews try to stop it.