Leytonstone stabbing: Man 'screams this is for Syria' after horror attack in Tube station [Photos]

A man has been tasered by police after a suspected terror attack in a Tube stationjust days after Parliament voted to extend bombing to Syria.

The suspect is alleged to have been attacking people as they left Leytonstone Underground Station in east London last night.

One witness claims the man shouted "This was for Syria" as he was being led away by police.

A man aged 56 is in a serious condition in hospital after he was stabbed while two others were also hurt in the horror - which police are now treating as terrorism.

He is lying on his side with his arm supporting him and his hand sitting in the blood.