DULUTH — An unidentified person is in critical condition after being run over by a Superior police officer's squad car Saturday night on the Wisconsin city's main drag.

The officer unknowingly struck a person lying in the road at Tower Avenue and N. Eighth Street, according to the Wisconsin Department of Justice, which is investigating the incident. Minutes later, the officer responded to the 911 call about an injured person in the road.

The person was taken to a hospital and was listed in critical condition Sunday night. It's unknown why they were in the road, according to a news release.

The officer has been put on administrative duty.

The Criminal Investigation Division is looking into the incident as is the Wisconsin State Patrol.