NIAGARA, WISC. — Police in Marinette County are investigating an accident where an 8-year-old girl died after she was thrown from the machine Sunday night.

Emergency responders were called to an ATV accident on private property off of Panis Road in Niagara Sunday just after 6:15 p.m. Through their investigation, police discovered the driver of the ATV was a 7-year-old girl.

The 7-year-old crashed the ATV into a tree, throwing her 8-year-old passenger from the machine. The girl, identified as Rebekah Chapman of Niagara, later died at Dickinson County Memorial Hospital in Iron Mountain as a result of her injuries.

The driver of the ATV was not injured. Both of the girls were not wearing helmets or protective gear.

At this time, the accident remains under investigation by the Marinette County Sheriff’s Office and the Wisconsin Department of Natural Resources.