The Ontario Special Investigations Unit has been called in to investigate the death of a 63-year-old man in Sioux Lookout.
The OPP say they arrested a man last Tuesday around 10 in the morning.
Around 2:30 he began to display signs of medical distress.
He was taken by ambulance to the Meno-Ya-Win Medical Center, but was pronounced dead at the scene.
The SIU says it has assigned four investigators to the case, including a forensics specialist.
SIU Called to Investigate Death in Sioux Lookout
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