A 17-year-old girl was severely injured when she was struck by a car Saturday night while she was walking in the Village of Sussex.

The accident occurred at the intersection of Hwy. 164 and Main Street in Sussex. The striking vehicle was driven by a 22-year-old woman and is believed to have been northbound on Hwy 164 at the time of the accident.

The 17-year-old's injuries are believed to be life-threatening and she was being treated at Children's Hospital of Wisconsin.

According to the Waukesha County Sheriff's Office, the incident remains under investigation.