A man was stabbed in the ticket hall at Leytonstone station this evening by another man who witnesses say shouted “This is for Syria” as he slashed his throat.
Another man was also injured and a woman threatened with the knife during the incident at around 7.20pm on Saturday night.
Distressed passers-by called the police who say they arrived on the scene within five minutes to find the man armed with the knife who also threatened them.
Police said they used a taser on the suspect as he threatened others with a knife, before they managed to arrest him.
The victim was rushed to hospital in a serious condition with multiple stab wounds, paramedics said.
Frightened witnesses described how their normal Saturday night out turned into a horror show.