Two men, aged 21 and 31, have already been arrested in connection with an assault and released while under investigation.
North Yorkshire Police were called just after 2am on Saturday July 22 to Tan Hill Inn campsite after a man in his 50s sustained cuts to his hands during a disturbance. He received hospital treatment to his injuries.
Police are asking anyone who heard or witnessed the disturbance, or has any other information that could assist the investigation, to contact them via Northallerton Investigation Hub on 101, select option 2 and enter extension 13189, or email [email protected]
To remain anonymous, you can pass information to Crimestoppers on 0800 555 111. Quote reference number 12170128860.