A 22-year-old man has been taken to hospital with serious head and abdominal injuries after members of the public found him in an upturned car.
At about 11.20pm on Friday night, people reported a white Corolla was on its roof on the western side of the northbound lanes of Barry Drive in O'Connor, ACT police said.
There was one person in the car, who was taken to hospital in a critical but stable condition.
"Police would like to speak to anyone who witnessed the Toyota Corolla leaving the city along Barry Drive in the moments before the collision or who were travelling along Barry Drive around the time of the incident and have dash-cam footage," they said in a statement
"Anyone who can assist police is urged to contact Crime Stoppers on 1800 333 000, or via the Crime Stoppers ACT website. Please quote 7441451."
