A 64-year-old woman is fighting for life after a serious crash in Cooloongup.
Police say a white Holden Commodore utility crashed into a stationary red Toyota Yaris on Mandurah Road near Kerosene Lane around 5.05pm on Monday.
The force of the crash pushed the Yaris into the southbound lane of Mandurah Road where it collided with a silver Holden Berlina.
A passenger in the Yaris, a 64-year-old woman, suffered critical injuries and was rushed by ambulance to Royal Perth Hospital.
The 72-year-old male driver of the Yaris and the 37-year-old male driver of the Berlina received minor injuries.
The occupants of the Holden Commodore were not injured.
Investigators are urging anyone with CCTV or dash camera vision of the Holden Commodore, Toyota Yaris, or the Holden Berlina being driven in the area prior to the crash, to upload the vision via this link: https://wapf.au.evidence.com/axon/citizen/public/serioustrafficcrashcooloongup
Anyone with information regarding this crash are asked to contact Crime Stoppers on 1800 333 000 or report online at www.crimestopperswa.com.au.