A woman has died and a young boy is in a critical condition after a crash at Wye, south of Mount Gambier this afternoon.
Emergency services were called to Donovans Road about 12:30pm after reports that a truck and a car had collided.
Police said the driver of the car, a 38-year-old woman from Western Australia, died at the scene.
An eight-year-old boy who was sitting in the back of the car suffered critical injuries and has been flown to the Women's and Children's Hospital in Adelaide.
A front-seat passenger, a 36-year-old man, was taken the local hospital with minor injuries, along with a six-year-old boy and a five-year-old girl who were also sitting in the back.
Police said the truck driver, a 58–year-old man, was uninjured in the crash and has been assisting police with their inquiries.
The intersection at Donovans and Glenelg River roads is closed in all directions while major crash investigators examine the scene.
Motorists have been asked to avoid the area.
