A man has been arrested under suspicion of terrorism offences. A number of pedestrians were injured, with one remaining in hospital, after a car crashed into barriers outside the Houses of Parliament. Areas around Westminster were placed into lock-down by armed officers shortly after the incident at 7.37am on Tuesday. A number of ambulances and police with specialist vehicles are on the scene. Westminster tube station remains closed. The incident is now being treated as terror-related. Report by Benaribiam. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn