COPS have released CCTV of a man they would like to speak to after a woman was allegedly sexually assaulted on board a train.
British Transport Police said that the reported attack happened on board an Elizabeth Line train from Bond Street to Paddington at around 7.10pm on November 28.
A man boarded the train and sexually assaulted a woman who was sat in the carriage, said British Transport Police.
Officers believe the man in the image may have information which could help their investigation.
