A man was attacked near a bus stop in the early hours of the morning.
The 19-year-old victim was assaulted by three men following an argument near to the bus stop opposite the Post Office in Midland Road, Wellingborough.
The attackers are white men who all wore light-coloured T-shirts. One of them was bald and wore sandy-coloured trousers.
Police are appealing for witnesses to the assault which happened at about 3.30am on Sunday, July 7.
Anyone with information can call Northamptonshire Police on 101 or information can be given anonymously to Crimestoppers on 0800 555111.