A man who was found collapsed in the road in Aylesbury, just before 4am this morning (Wednesday) has died in hospital.
Emergency services were called to the scene at 3.45am today after a member of the public raised the alarm.
There is conflicting information about the location of this incident - with the police claiming it happened in Walton Street and the ambulance service claiming it happened in Wendover Road.
Police say they are in the early stages of establishing the circumstances of the death, which is being treated as unexplained but not suspicious.
The man's next of kin have been informed.
The ambulance service said an individual collapsed on the road.
An ambulance and a rapid response vehicle were sent to the scene and after initial treatment the patient was taken in a life-threatening condition to Stoke Mandeville Hospital, before they later died of their injuries.
Anyone with information is asked to call police on 101.