ONE person has died and at least two others were stabbed during an hour of violence in Canning Vale this afternoon.

Details are still emerging but police have confirmed they responded to a calls about a large group of people fighting outside a McDonald’s restaurant at Livingston Marketplace about 3.15pm.

Camera Icon The Canning Vale crash scene. Credit: Perth WA Crash and Traffic Reporting

“It is believed two people have injuries consistent with stab wounds,” a police spokesman said.

“St John Ambulance is in attendance. At least one of the victims is believed to have life-threatening injuries.”

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About an hour later a car has ploughed into pedestrians on nearby on Eucalyptus Drive.

A male pedestrian, believed to be a teenage boy, was thrown through the car windscreen. He was taken to Fiona Stanley Hospital but died from his injuries.

In total three males, two aged 16 and a 17-year-old, were taken to Royal Perth Hospital and remain in a serious but stable condition in the state trauma unit.

Two other males have been taken to Armadale Hospital in a stable condition.

Two people are in custody assisting the police tonight. Homicide squad and major crash officers are investigating.

Crime scenes have been set up outside the McDonald’s restaurant and at the crash scene.