A man has been rushed to hospital after a serious crash in Karnup this afternoon.
It is believed two cars collided on Amarillo Road in Karnup at about 1.40pm.
One of the drivers, a man in his 30s, was taken to Royal Perth Hospital.
It is unknown how serious his injuries are.
The RAC Rescue Helicopter was initially dispatched but was later stood down.
More information to come.