OPP COUCHICHING FIRST NATION -- A suspicious Christmas Day death in Couchiching First Nation death is under investigation after a report of a domestic assault with a weapon. Ontario Provincial Police, called in by Treaty Three Police, are looking into the death of 41-year-old Randall Morrison of Big Grassy First Nation. The OPP said they responded to a Rainy Lake Boulevard residence, where police found three victims with superficial injuries and an unresponsive 41-year-old, who was taken to hospital where he was pronounced dead. Treaty Three Police, with the assistance of the Rainy River District OPP and the OPP's criminal investigation branch, are looking into the circumstances surrounding the death.