The province's Special Investigations Unit is investigating after a 54-year-old man from Armour Township died after his arrest by police.
On March 4, officers from the Almaguin Highlands OPP Detachment stopped a vehicle in Armour Township, near Burk's Falls.
As a result of police investigation, both the driver and passenger were arrested.
"While in custody at the Almaguin Highlands OPP Detachment, the passenger, a 54-year-old male from Armour Township, Ontario, went into medical distress and was brought to hospital," said Acting Sergeant Shona Camirand in a release. "On March 15, 2019, the male died at hospital."