Witnesses are being sought after a 16-year-old boy was robbed in Kettering.
The incident happened in the Edgar Road area on Friday, September 13, between 6pm and 6.40pm, when the boy was riding his bicycle and was approached by a group of boys.
One of the boys threatened him with a knife before demanding he hand over his property.
The offenders are described as two white boys and one black boy. One of the white boys was holding the knife and wore a black jacket, tracksuit bottoms and sliders. All three were wearing hooded tops.
Witnesses or anyone with information should contact Northamptonshire Police on 101, or Crimestoppers in confidence on 0800 555111.
Incident number: 19000489932