Following an incident where a member of rail staff was seriously injured, British Transport Police detectives have released a CCTV image in connection with their investigation.

At around 12:15am on Sunday 21st May, reports came in that a member of staff had been punched at the gateline at Harrow on the Hill station.

The victim was knocked unconscious and suffered a bleed on the brain and a fractured skull.

BTP officers believe the man in the image be able to help with their investigation.

Detective Sergeant Mike Blakeburn said: “This was an appalling and unprovoked act of violence on a member of staff simply doing their job, and we are doing all we can to trace the person responsible.

“We know a number of people witnessed the incident at the time and I would urge them to come forward to assist our investigation. I would also ask anyone who recognises the man in the image to get in touch with us as soon as possible by texting 61016 or calling 0800 40 50 40 quoting reference 12 of 21/05/23. Alternatively you can call Crimestoppers anonymously on 0800 555 111.”