ORIGINAL: A CCTV appeal has been launched by the police following reports of a serious assault on board a train in Warrington. Detectives from British Transport Police are investigating a serious assault incident that reportedly occurred on a train at Warrington Bank Quay railway station. At around 11.25pm on Saturday, August 1, a man was travelling on a train from Manchester Piccadilly heading towards Chester. As the service arrived at Warrington Bank Quay, a woman who had been travelling on the same train is reported to have struck him in the face with a sharp object. Detectives say that the woman exited the train at Warrington Bank Quay immediately after the attack.