Six people remain in Addenbrooke's Hospital after three air ambulances were called to a crash in a west Suffolk town.

The East of England Ambulance Service declared a critical incident on Sunday afternoon after it was called to a crash in Fordham Road in Newmarket. 

The crash involed a silver Honda CR-V and a blue Ford Puma.

Four passengers in the Honda, including two children, were taken to Addenbrooke’s Hospital, in Cambridge, where they continue to be treated for serious injuries.

The driver and passenger of the Ford Puma were also taken to Addenbrooke’s Hospital with serious injuries, where they remain.

A spokeswoman for the ambulance service said two East Anglian Air Ambulances, Essex and Herts Air Ambulance, the Hazardous Area Response Team, seven ambulances and two ambulance officer vehicles were sent to the scene. 

It was first reported that seven people were taken to hospital but police have confirmed that six people are receiving treatment.

Three fire crews, one from Burwell and two from Newmarket, were also called to the crash at 4.23pm.

Three people had to be extracted from their vehicles, Suffolk Fire and Rescue Service said.

Detective Sergeant Shona Birkby, from the BCH Serious Collision Investigation Unit, said: “This is a serious and complex investigation, and we are keen to speak to anyone who may have witnessed this collision or has dashcam footage.

“We understand it has been incredibly distressing for all involved, and the families are being supported by a specialist, trained officer.”

An investigation has been launched by Cambridgeshire Police and officers are asking anyone with any information to contact them quoting the crime reference number 35/31774/24.