A man was punched and headbutted in a late night attack in Wellingborough.
The assault happened at about 11.50pm on Saturday, July 30, in Olympic Way with police now releasing details.
The victim, a 25-year-old man, was walking along the path that runs alongside Queensway Park on the housing side of Olympic Way, when he was punched from behind and then headbutted.
There were three suspects, described as white men, aged 20 to 24, of average build and pale complexion.
Witnesses to the incident, or anyone with information, are asked to call pPolice on 101 or Crimestoppers anonymously on 0800 555111.