Three people have been taken to hospital following two separate crashes in the South West.
The first crash happened around 9.40am on Monday on the South Western Highway near the intersection of Black Rock Road in Yarloop.
It's believed to have involved two cars.
A St John Ambulance spokesperson said two people were taken to Harvey Hospital by ambulance with non life-threatening injuries.
The RAC rescue helicopter arrived at the scene but was not required.
The second crash happened a short time later on the Forrest Highway near Old Coast Road in Lake Clifton.
Police say it was a single vehicle car rollover.
The rescue helicopter airlifted a man to Royal Perth Hospital in a serious condition.