Three people have died after a single-vehicle crash that sent a fourth person to hospital in Huron East on Monday morning.
Provincial police say the crash happened at about 7:45 a.m.
They say a male driving a pickup truck and two of his male passengers died at the scene.
The fourth passenger was taken to a nearby hospital before being airlifted to a trauma centre in London for treatment of life-threatening injuries.
Officers aren't releasing the names or ages of the victims until their families have been notified.
UPDATE: Police have identified the victims as three teenage males
Police say the road is closed while officers investigate what caused the crash.