Thames Valley Police is appealing for witnesses to a road traffic collision near Newport Pagnell yesterday (14/8).
At around 7.50am, a grey Range Rover Evoque was involved in a collision at Chicheley Hill roundabout at the junction for the A509 and the A422.
A passenger in the vehicle, a young child, was taken to hospital, where she remains.
PC Richard Hinds, of the Joint Operations Roads Policing Unit, based at Milton Keynes police station, said: “I am appealing for witnesses to this collision to please come forward.
“Also, if you have any dash-cam footage and were driving in the area around the time of the collision, I’d also ask that you check any recordings in case it has captured something that could assist our investigation.
“You can upload any footage or pictures to our dedicated portal here.
“To contact us, call 101 or make a report on our website, quoting reference number 43220362840.
“Alternatively, you can provide information anonymously to independent charity Crimestoppers by calling 0800 555 111 or via its website.”