A German student was headbutted after being approached by four men and women.

The group marched up to the 13-year-old boy as he walked along Grand Parade, Eastbourne, and one butted him.

He was left traumatised with swollen, bruised eyes. Police, who have just released details of the attack, have checked CCTV camera footage but they have no leads.

Officers are appealing for witnesses to the incident, which happened at 9.15pm on August 12.

The two men were white, 5ft 7in tall, of average build. One had dark cropped hair, the other curly blond hair.

One of the females was white, 5ft 6in, of average build, with shoulder length blonde hair, wearing a white top and blue jeans.

Anyone with information should call 0845 6070999.