The Ontario Provincial Police in Essex County has called in the Special Investigations Unit after a vehicle went off the road and hit a culvert.
Officers were called to Sexton Side Rd. around 3:18am Wednesday morning.
While arresting the 57-year-old suspect for allegedly driving impaired, police restrained him when he resisted arrest. He was taken to hospital with unspecified injuries.
A parallel investigation is underway into the crash.