Police have confirmed that a post mortem will take place later today in effort to determine what led to death of a young Donegal man in Derry at the weekend
19 year old Caolan Page was found collapsed in the Magazine Street area of the city in the early hours of Saturday morning.
He died yesterday in hospital.
Police says they have obtained CCTV images from the surrounding area where Caolan was found and are studying footage to determine what happened.
In a statement the police say that while these lines of enquiry are being progressed, detectives are still very interested in talking to anyone who may have information about the incident.
Police are particularly keen to speak to people who were on Magazine Street around 2am on Saturday or who were in the Waterloo Place area around the same time or who came into contact with Caolan at any time during the evening.
Police were contacted at 8.35am on Saturday morning and made aware that Caolan had been taken to hospital with a head injury.
Police immediately liaised with ambulance control to establish the details and are continuing to investigate this incident.
Anyone with information is asked to contact detectives at Strand Road or crimestoppers.