Witness footage from Leytonstone tube attack

Images of murdered soldier Lee Rigby and British Islamic State executioner Jihadi John were among extremist material found on a Tube station knife attacker's phone, a jury has heard. Muhiddin Mire, 30, went on a rampage with the blade at Leytonstone Underground station on December 5 last year, cutting the throat of musician Lyle Zimmerman so that his windpipe was exposed, the Old Bailey heard. (Footage by PA Media via Getty Images)