A 54-year-old woman from Ajax is dead after a two-vehicle collision in Whitby on Friday afternoon.
Durham regional police say an Audi, driven by the woman, crossed the centre line and struck the rear axle on the trailer of a transport truck on Victoria Street, west of Thickson Road.
She suffered life-threatening injuries and later died in hospital.
The two passengers in the car suffered minor injuries and have since been released from hospital.
The 54-year-old driver of the truck was not injured.
Police say alcohol was not a factor in the collision.