Thames Valley Police is appealing for witnesses to a road traffic collision that left a man with serious head injuries in Milton Keynes.
At around 4.30pm on Sunday 22 August a cyclist and a motorcyclist were involved in a head-on collision on V4 Watling Street at the Nightflix entrance.
The cyclist, an 18-year-old man, was knocked unconscious and sustained head injuries that required hospital treatment. He has since been discharged.
The motorcyclist did not stop at the scene. There is no description of the motorcycle or rider at this time.
Investigating officer, PC Thomas Walker, of the Joint Operations Roads Policing Unit, said: “I am appealing for anyone who may have witnessed this incident to please come forward.
“I would also ask any motorists with dash-cams who were in the local area around the time that this happened to please check any footage in case it may have captured something that could assist the investigation.
“Anyone with information can contact police by calling 101 or making a report online, quoting reference 43210377210.”