In pics: Terror attack at Tube station

Updated: 

Commuters were caught up in the horror of a terror attack at a Tube station in west London on Friday.

Armed police
Armed police close to Parsons Green station (Dominic Lipinski/PA Wire/PA Images)

People fleeing
People stream away from the scene of the explosion (Alex Littlefield/AP)

Police put up cordon tape outside the Tube station at Parsons Green  (AP/Kirsty Wigglesworth)
Police put up cordon tape outside the Tube station at Parsons Green (AP/Kirsty Wigglesworth)

Injured woman
An injured woman is assisted by a police officer (Dominic Lipinski/PA Wire/PA Images)

Police vans
The police presence was huge at the west London station (AP/Kirsty Wigglesworth)