Officers are searching for a man after an attack on another man in Eastbourne earlier this month.
Police said two men were seen attacking a lone man in the middle of Pevensey Road, near to Embassy nightclub, at around 3am on March 15.
Another individual intervened, and was then punched in the face.
He suffered a broken nose and a fractured eye socket.
Officers said the man pictured may be able to help them with their investigation.
Anyone with information is asked to contact 101 quoting serial 1357 of 20/03.
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