Wellington County OPP say a second person has died in Monday’s fatal crash in Mapleton Township.
A pick-up truck and commercial vehicle collided at the intersection of County Roads 8 and 10 around 3:30 p.m.
The driver of the pick-up truck was pronounced dead at the scene.
Investigators say a passenger in the pick-up was airlifted to a trauma centre with life-threatening injuries, and later succumbed to their injuries.
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The victims, both from the Tiverton area, have been identified as 76-year-old Robert Geffs and 29-year-old Mark Albrecht.
There is no word on any injuries sustained by the other driver, who was operating a commercial vehicle.
The investigation continues.