Thames Valley Police is making a fresh appeal for witnesses to a fatal road traffic collision in Aylesbury.
A black BMW 320 and a pedestrian were involved in the collision on New Street shortly before 9pm on Saturday (27/5).
Sadly, the pedestrian, a 57-year-old man from Aylesbury, sustained serious injuries and was taken to hospital, where he died yesterday (29/5).
His next of kin have been informed and specially trained officers are supporting them.
A 26-year-old man from Aylesbury arrested on suspicion of driving whilst over the specified limit of a controlled drug and causing serious injury by careless driving has been released on police bail until 27 August.
Senior investigating officer Sergeant Ed Crofts, of the Serious Collision Investigation Unit, said: “Sadly, the pedestrian involved in this serious collision has died. Our thoughts are with his family and friends at this difficult time.
“I would like to repeat our appeal for witnesses to please come forward.
“The road was busy with both vehicles and pedestrians at the time, many of whom would have witnessed the collision.
“I would appeal to these people and anybody who witnessed this collision or may have dash-cam or CCTV footage to contact us.
“If you do have any information that could help us, please get in contact with us by calling 101 or reporting via our website, quoting reference number 43230233689.
"You can also upload footage to our dedicated online portal."