Ontario Provincial Police in Greenstone are seeking the public’s assistance in investigating a fatal two-vehicle crash that occurred on December 17 and claimed four lives.

Police say two SUVs collided on Highway 11 near Kenogamisis Lake Road at about 6:30 a.m. The victims include a 22-year-old man from Etobicoke, a 34-year-old woman and a 26-year-old man from Brampton, and a 54-year-old woman from Longlac.

Investigators are asking anyone who witnessed the crash or has dashcam footage from the area at the time to contact the Greenstone OPP Detachment. Anonymous tips can also be provided through Crime Stoppers by phone or online.