A man has died after he was discovered in a life threatening condition in Preston, say police.
Police were contacted by the ambulance service, after the man was found on Aqueduct Street, just after 2.30am on September 15.
The man was taken to hospital but sadly died a short time later.
Police are now appealing for anyone with information to contact them.
A spokesman for the police said: "Police were called by the ambulance service to a report that a man was being treated by paramedics on Aqueduct Street in Preston.
"The man, believed to be a local man in his 40s, was taken by ambulance to the Royal Preston Hospital where he sadly died at shortly before 3.15am.
"Police are particularly keen to speak to a woman who was at the scene and who moved a bike belonging to the man. We are urging her to come forward."
The man's death is being treated as unexplained by police and enquiries are on-going.
Anyone with information should contact police on 101 quoting log number 131 of September 15