Police in Kettering are appealing for witnesses to an assault which took place in the town on Sunday, 27 March.
A 29-year-old man was attacked by two men as he was walking along Tresham Street.
It is believed the offenders used weapons in the assault, which left the victim with a broken arm and minor stab wound.
Officers investigating the incident would like to speak to any witnesses.
They are also asking anyone with private CCTV cameras in Tresham Street to see if they have recorded any footage which may be of use.
The only description of the offenders is that they were two black men who made off in the direction of Montagu Street.
Witnesses or anyone with information about this incident can contact police on 101 or Crimestoppers anonymously on 0800 555 111.