5-year-old dies in accident at Wisconsin racetrack

A 5-year-old has died in an accident at a racetrack in Calumet County, Wisconsin.

Sheriff’s officials say the boy died Sunday afternoon when he fell off a youth motorcycle at Gravity Park Speedway in the Town of Chilton and was struck by an 18-year-old man operating an all-terrain vehicle.

The death remains under investigation. Names have not been released.