Emergency services are on the scene of a serious crash in Oakford.
It is understood a truck and a people mover vehicle collided along Thomas Road around 11am on Monday.
Six people are possibly injured, some seriously.
Fire crews helped free a number of people who were trapped in the wreckage.
The RAC rescue helicopter has airlifted a woman to Royal Perth Hospital.
Thomas Road is currently closed between Anketell Road and King Road.
More to come...
Scorching Christmas temperatures for Perth, Rockingham, Mandurah
Teen charged over Baldivis arson attack
Concerns for missing boy last seen in Warnbro
Baldivis Sports Complex officially complete with unveiling of final stage
Teen dies at Logue Brook Dam
Mandurah named WA’s Most Accessible Community
Police attend separate crashes in Lakelands and Port Kennedy
Fresh new look for Roger May Machinery Museum
Tragic end to search of missing FIFO worker