Two teenage boys were robbed of a phone in Rushden.
The robbery took place in Spencer Park, Washbrook Road, between 9.30pm and 9.45pm on Sunday (August 2).
The two boys, 15, were walking through the park when they were approached and assaulted by two men, who stole a mobile phone.
Both offenders were white and aged 17 to 20.
One was about 5ft 9in with dark hair and was wearing a grey hooded top.
The other was wearing a dark coloured T-shirt.
Police would like to speak to anyone who may have been in Spencer Park, near the children’s play area, at the time.
Call police on 101 or Crimestoppers anonymously on 0800 555 111.