A teenage boy was threatened with a knife by a robber in Corby.
The incident happened on Saturday, August 11, between 2.35pm and 2.55pm.
A 17-year-old boy was walking along Westcott Way towards the roundabout of Westcott Way and Cottingham Road.
He was approached from behind by a man who threatened him with a knife and demanded his money.
The suspect then made off on foot via the footpath towards Bridgford Place.
The offender is described as a man aged 30-40, about 5ft 9in, of average build, with fair skin and a lot of wrinkles.
He was wearing a light coloured baseball cap, beige zip-up jacket and blue jeans.
Witnesses or anyone with information should call police on 101 or Crimestoppers anonymously on 0800 555111.