The incident happened around 2.15pm on a Bakerloo Line train to Waterloo. A man exposed himself to a woman and then left the train at Waterloo Underground station. "Officers investigating after a man exposed himself on board a train at Waterloo have released these images in connection. "At around 4.15pm on Friday 22 August, a man on a Bakerloo Line train to Waterloo exposed himself to a woman. "He then left the train at Waterloo Underground station.
