"Full counter-terrorism investigation under way" after Westminster terror incident
Man wielding ‘eight inch’ knife managed to get passed the gates security.
One Police officer has died from stab wounds, and two officers also injured, but police shot the attacker outside Parliament after 'stabbing a police officer'.
Police have advised Members of Parliament stay put inside.
A Downing Street source said Prime Minister Theresa May was safe.
However, the evacuation was delayed after a suspicious package was found in a vehicle and the bomb squad were called in to deal with it.
Witnesses described seeing an Asian guy in his 40 carrying a knife and running across the bridge and towards the Houses of Parliament.
A man was seen running from the 4x4 vehicle.
Witness: 'I saw 8-10 people lying on ground in Westminster.
Police are on the scene along with 15 ambulances at the westminster gate.
The video shows several people recieved "catastrophic" injuries on westminster bridge near Big Ben.
This is the moment the Commons was suspended in response to the stabbing of a police officer and a further incident on Westminster bridge. pic.twitter.com/ahETHz8Gzo— Channel 4 News (@Channel4News) March 22, 2017