RCMP say five people went to hospital after an ambulance responding to a service call crashed with an SUV west of Edmonton.
The crash happened Monday along a stretch of highway in Parkland County, south of Stony Plain.
Mounties say the SUV was crossing a highway when it collided with the ambulance.
The ambulance had been carrying three emergency medical personnel.
It also had its lights and siren on at the time of the crash.
Police say the driver of the SUV and a passenger were airlifted to the University of Alberta Hospital in Edmonton, and the ambulance workers were taken to area hospitals in other ambulances.