One female is dead and three men are seriously injured in a crash on South Western Highway yesterday afternoon.
Police say there was a collision between a car and a truck around 4pm which resulted in the highway being closed. Two helicopters and several ambulances were sent to the crash scene.
One male was medivaced to Royal Perth Hospital and two males were conveyed by road to hospital.
Police are investigating the circumstances surrounding the crash.
Baldivis Police on the lookout for reckless dirt bike riders
WATCH: Youths captured on CCTV stealing car in Golden Bay
Fire crews battle early morning blaze in Warnbro
Driver charged over alleged hit-and-run on Mandurah Terrace
More paramedics, ambulances to be stationed in Dawesville, Australind
Strict demersal fishing bans to come into force off WA coast to save species from extinction
Police call for witnesses to fatal Waroona crash
Teen injured in suspected hit-and-run in Mandurah