ROCHESTER — Authorities in southeastern Minnesota are investigating the suspicious death of a man whose body was found in a road near Rochester.

Olmsted County sheriff’s officials said the man apparently suffered some trauma, but the cause of death is under investigation. A passerby found the body shortly before 4 a.m. Tuesday.

Sheriff Kevin Torgerson said deputies arrived and found the man dead. The Post Bulletin reports the man has not been identified.

Authorities said the man was fully clothed and wearing a coat. Officials did not say what kind of trauma the man suffered. An autopsy is planned.

The Minnesota Bureau of Criminal Apprehension is helping investigate.