Police have issued an image of a man they would like to speak to after another man was "knocked unconscious" at a pub.

At around 4pm on July 31, a man in his 40s was punched by another man at The Old Oak pub in Mansfield Road, Camden.

The victim was knocked unconscious and taken to hospital where he required surgery for multiple jaw fractures, the force said.

The incident was reported to police on August 1 and an appeal was put out yesterday morning (October 7).

Detectives from Camden's local police team have carried out enquiries including speaking to the victim and viewing pub CCTV.

They have released an image of a man they want to speak to and ask anyone with information that could help the investigation to get in touch.

Call 101 quoting CAD 7159/01Aug or report information online.

To remain anonymous contact the independent charity Crimestoppers on 0800 555 111.