A man died in a Minnesota jail after being found unresponsive; cause is unknown, and an independent probe is requested.

Darrin John Tiessen, 35, died at a Duluth hospital on January 30, 2026, after being found unresponsive in his jail cell on January 27. He had been booked on a warrant for failing to appear in court over a child support case. Correctional staff revived him with CPR and an AED, but he never regained consciousness. The St. Louis County Sheriff’s Office has requested an independent investigation by the Minnesota Bureau of Criminal Apprehension due to potential conflicts of interest. The cause of death remains unknown.