Recognise this man? Detectives believe he may have information following a stabbing earlier this morning at Mile End Underground. Call 0800 40 50 40 or text 61016, quoting 36 of 30/9/2018. https://t.co/xl1l7PKz5r pic.twitter.com/Lyrx5B6R8Z

— British Transport Police (@BTP) September 30, 2018