WEST BEND, Wis. (CBS 58) -- On Thursday, October 5 at 5:06 p.m. West Bend Police were called to the parking lot of the Walmart located at 1515 W. Paradise Dr. The caller said there was an unresponsive man alone in a parked vehicle.

First responders forced entry into the locked vehicle but were unable to revive the 27-year-old man. Police believe the man had been dead for several hours.

There were no visible injuries to the man’s body and cause of the man’s death is unknown.

The West Bend Police Department and Washington County ME are investigating the death.