Police are responding to a serious crash that has left one person seriously injured in Perth’s south.
The incident happened on South Street in Leeming about 10.50am on Monday.
WA Police have been approached over unverified reports that the crash is linked to a pursuit in the area.
St John WA said four ambulances rushed to the scene.
It is understood three people were being taken to hospital, including one of unknown age with serious injuries.
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A man in his 40s and a woman in her 30 were being transported to Fiona Stanley Hospital.
Their injuries are not believed to be life-threatening.
It is understood that at least two cars were involved in the crash, with both vehicles observed severely damaged and a large distance apart in the vicinity of South Street.
One of the cars had a smashed windscreen and appeared to have taken out a sign, which was wedged underneath the vehicle.
A vehicle engine was also seen strewn across the road.
The Department of Fire and Emergency Services said one person was trapped inside a car after multiple firefighters arrived at the scene.
Authorities have closed South Street westbound between Vahland Avenue and Beasley Road.
Main Roads says traffic is heavy in the area.
More to come.