A 14-year-old girl was attacked in the street in Corby.
The girl was near the Lidl store in Gainsborough Road when an Asian man assaulted her.
He was about 30, 6ft, with short dark hair which had been spiked with gel.
He was wearing a black T-shirt, beige jacket, cream trousers and a beige baseball cap.
The attack happened on Friday, June 29, between 7.20pm and 7.40pm.
Witnesses are asked to call the police on 101, or Crimestoppers on 0800 555 111.