A robber pulled a knife on a man after he refused to hand over money in a residential area of Kettering.
The incident occurred in an alley betweeen Brambleside and Blandford Avenue, opposite Carriage Drive, Kettering, Robbery between 7am and 7.45am Wednesday, February 13.
The victim was walking to work when he was stopped by a man asking for money.
On refusal the male produced a knife. A scuffle followed with the victim being punched, bruised on the face and his jumper slashed before the offender ran off.
The suspect is described as in his 30s, of large build with broad shoulders, with a black beard. He was wearing dark blue jeans, a dark grey raincoat, black gloves and a bright orange beanie hat.
Witnesses or anyone with information are asked to call Northamptonshire Police on 101, or Crimestoppers in confidence on 0800 555111.