Thames Valley police is appealing for witnesses to an incident where an elderly man broke his leg after being involved in a collision with a car.
The incident happened in the entrance of the car park in Albert Street at around midday on Saturday 10 December.
The man, aged 90 and carrying a white stick, was involved in a collision with a blue Peugeot 206. He was taken to Milton Keynes General Hospital for treatment.
Although the driver stopped at the scene police have so far been unable to trace any witnesses to the incident.
Anyone with any information about this incident should contact Sgt Fraser Chamberlain, in the Milton Keynes Roads Policing Base, via the 24-hour Police Enquiry Centre on 101.
Alternatively, if you do not want to speak to police, please call the Crimestoppers charity on 0800 555 111.