A man was taken to hospital with a fractured jaw after he was attacked by three men in a Sunderland street.
The assault happened between 11pm and 11.30pm on Sunday, November 8, when the 26-year-old victim was approached by three men.
He received hospital treatment for his injuries before being discharged.
Officers are carrying out enquiries into the incident and are appealing for any witnesses.
Anyone with information is asked to contact Northumbria Police on 101 ext 69191 quoting reference 1147 091115 or Crimestoppers, anonymously, on 0800 555 111.