INTERNATIONAL FALLS, Minn. (AP) – Authorities say a woman from Buffalo was found beaten at a park in central Minnesota has died, and three people have been arrested.

Wright County Sheriff Joe Hagerty said in an update posted online Sunday that 19-year-old Cheyenne Lee Clough of Buffalo, Minnesota, died Saturday.

Clough was found unresponsive at Crow Springs County Park near Buffalo on Wednesday and had been hospitalized at North Memorial Medical Center in Robbinsdale. The Hennepin County medical examiner’s office will conduct an autopsy.

The sheriff says a man and a woman sought in the attack were arrested early Sunday at a home near International Falls. A third suspect was arrested during a traffic stop in Staples.

KARE-TV reports authorities are still looking for a white or cream Honda Accord in the case. The investigation continues.