The Treaty Three Police are investigating a fatality on the Wabaseemung First Nation.
Police say they were called out early Sunday morning to look into the circumstances surrounding the death of a 35 year old Whitedog resident.
The name of the deceased it being withheld pending notification of next of kin.
A post-mortem exam is scheduled to take place today at Lake of the Woods District Hospital.
In the meantime, police say they have arrested on suspect and charges are pending.
The OPP's Criminal Investigation Branch has also been brought in to help out.