Police are appealing for witnesses following a disturbance in Newcastle on Sunday 13 October.
One of the assailants is described as in his twenties, around 6′ 1″ tall with short light brown hair. He was wearing a dark blue Hollister top with white writing and navy jeans.
Officers investigating this incident would like to hear from witnesses or anyone with information. They can be contacted by calling 0845 600 8000.