Chat with us in Facebook Messenger. Find out what's happening in the world as it unfolds.

Conservative Member of Parliament Tobias Ellwood, centre, helps emergency services attend to an injured person outside the Houses of Parliament, London, Wednesday, March 22, 2017.  London police say they are treating a gun and knife incident at Britain's Parliament "as a terrorist incident until we know otherwise." The Metropolitan Police says in a statement that the incident is ongoing. It is urging people to stay away from the area. Officials say a man with a knife attacked a police officer at Parliament and was shot by officers. Nearby, witnesses say a vehicle struck several people on the Westminster Bridge.  (Stefan Rousseau/PA via AP).
Conservative Member of Parliament Tobias Ellwood, centre, helps emergency services attend to an injured person outside the Houses of Parliament, London, Wednesday, March 22, 2017.  London police say they are treating a gun and knife incident at Britain's Parliament "as a terrorist incident until we know otherwise." The Metropolitan Police says in a statement that the incident is ongoing. It is urging people to stay away from the area. Officials say a man with a knife attacked a police officer at Parliament and was shot by officers. Nearby, witnesses say a vehicle struck several people on the Westminster Bridge.  (Stefan Rousseau/PA via AP).

    JUST WATCHED

    Amid London chaos, MP rushes to victim's aid

MUST WATCH

Amid London chaos, MP rushes to victim's aid

Tobias Ellwood, a conservative member of Parliament, tried to save a man's life during the attack on London's Parliament.

Amid London chaos, MP rushes to victim's aid

Tobias Ellwood, a conservative member of Parliament, tried to save a man's life during the attack on London's Parliament.