The circumstances surrounding the death of a 49-year old man yesterday (Thursday) in Bonfield is being investigated by Ontario’s Special Investigations Unit.

Officials say provincial police arrested a driver after stopping a vehicle in the area of Highways 17 and 531.

The man was placed in the back of a police cruiser, where a short time later he went into medical distress.

Emergency medical services were notified, but the man died.

Two investigators and one forensic investigator have been assigned to investigate this incident.

The SIU is urging anyone who may have information about this investigation to contact the lead investigator at 1-800-787-8529.