Police are appealing for information after a 15 year-old boy was assaulted inside the Toys R Us store at Teesside Shopping Park.
The incident happened on Saturday 5th December at 5:30pm. Afterwards the victim was taken to James Cook University Hospital where he was treated for facial injuries and was later released.
A 26-year-old man has been arrested on suspicion of assault and has been released on bail pending further enquiries.
Police are appealing for anyone with information or anyone who may have witnessed the incident to contact police on 101.