The OPP are searching for three American anglers on a lake north of Kenora.
Police say the grandfather, father and son went missing on Maynard Lake Monday when their boat became caught in a strong current and capsized after going over a waterfall.
Grassy Narrows First Nation Police, with assistance from the OPP Underwater Search and Recovery Unit continue to search the area.
So far, rescuers have only found some articles of clothing.