A woman from Regina who tried to avoid a deer on Highway 1 was killed when her vehicle flipped after hitting a parked semi.
The semi driver had hit and injured a deer, according to police.
They said the deer then went back on the highway and the driver of a passenger vehicle swerved to avoid the animal.
The vehicle hit the back of the parked semi and flipped.
The driver, a 24-year-old woman from Regina, was declared dead at the scene. Her name has not been released by police.
The lone passenger in the vehicle, a 28-year-old Regina man, was taken to hospital for treatment of non-life-threatening injuries. He has since been released.
The highway was closed for over six hours while police investigated.
Mortlach is roughly 110 kilometres west of Regina.