London metro stabber 'had ISIS images on his phone'
A 56-year-old unnamed man suffered serious but not life-threatening injuries in the attack at Leytonstone underground station, about six miles east of central London.
Police officers stand on duty outside Leytonstone Underground station in east London, December 7, 2015. (photo credit: REUTERS)ByREUTERS, JPOST.COM STAFFUpdated: