Police are trying to find a man who was punched in the back of his head during an attack behind a Guildford bar. Officers are investigating an assault which happened behind Guildford's Wetherspoon pub, The Rodboro Buildings, on Saturday (January 7).

Surrey Police said the incident took place in the early hours of the morning. A teenager has been arrested and released on bail.

"We’re appealing for help to identify the victim of an assault which happened behind Wetherspoons pub in Guildford during the early hours of Saturday morning," police said.

Read more: Surrey New Year horror as 'disgusting' sewage floods homes' gardens

"We believe a man was punched to the back of the head and we would like to speak to him as part of our investigation. A 17-year-old boy was arrested in connection with the assault and has since been released on bail."

Anyone with information should contact police online or by calling 101. Quote incident number PR/45230002280.

Read next: