Police on the hunt for man who sexually assaulted a woman for 40 minutes as she slept on train

Liverpool, England: Police have published a photo of man detectives want to speak to in connection with 40 minute sex attack on a woman as she slept on a train.

The 33-year-old victim was approached by a man as she waited for a train travelling to Clacton from Liverpool Street station at 9.38pm on November 14.

The man joined her in the carriage as she boarded the train.

During her journey the woman fell asleep only to be awoken by the male touching her inappropriately.

Detective Constable Alan Reed from the British Transport Police said: "A 33-year-old woman was approached by a man on the platform at Liverpool Street, as she prepared to board her train.

"The man subsequently joined her on the service."

On arrival at Witham the man got off the train.

DC Reed said: "I am confident the man in the image we are issuing today can help with our investigation.