A 19-year-old man has spent a week in hospital after he was found with serious injuries in Bridge Street in Northampton town centre.
The man had been out with friends when he was found with serious injuries in Bridge Street, near Balloon Bar, at some point between 3am and 4am, on Thursday, November 12.
He was taken to hospital where he continues to receive treatment.
Police would like to speak to anyone who may have been in Bridge Street in the early hours of last Thursday and witnessed any altercations.
Witnesses or anyone with information about this incident are asked to contact police on 101 or Crimestoppers anonymously on 0800 111 555.