A man has died following a collision on the B1043 Offord Road, between Offord and Godmanchester.
Police were called at 10.45pm yesterday evening (Thursday) with reports that a red Vauxhall Astra had collided with a tree.
Emergency services attended, but the rear seat passenger was pronounced dead at the scene.
The driver, a 24-year-old man, and front seat passenger, a 17-year-old girl, were taken to hospital with serious injuries.
Anyone who has dash-cam footage of the collision or information about the incident is asked to call police on 101 quoting Op Collingwood or report online at www.cambs.police.uk/report.