Essex Police want to speak to two men in connection with an assault at Chelmsford City Racecourse which left a man with serious head injuries.

The incident happened shortly before 10pm on Saturday, September 30.

The victim, a man in his 50s, was assaulted as he left the venue and suffered serious head injuries.

He has since been released from hospital.

Police have released CCTV images of two men they want to speak to in connection with the assualt at the racecourse.

If you recognise the men pictured or have any other information about the incident, please contact Detective Constable Richard Newton at Chelmsford police station on 101 or Crimestoppers anonymously on 0800 555 111.