A woman died and a police officer injured in the Houses of Parliament in central London and Westminster bridge, in what police are treating as a terrorist incidents.
Commons Leader David Lidington told MPs the “alleged assailant was shot by armed police”.
One woman killed and as many as 12 people were injured nearby Westminster Bridge when a terrorist run over his car on people.
MPs said they had heard three or four gunshots. A Downing Street source said Prime Minister Theresa May was “OK”.
Prime Minister Theresa May was seen being ushered into a silver Jaguar car as what sounded like gunfire rang out at Parliament during the incident.
Staff inside Parliament were told to stay inside their offices.
Tom Peck, political editor for the Independent, tweeted: “There was a loud bang. Screams. Commotion. Then the sound of gunshots. Armed police everywhere.”
Press Association political editor Andrew Woodcock witnessed the scenes unfolding from his office window overlooking New Palace Yard.
“I heard shouts and screams from outside and looked out, and there was a group of maybe 40 or 50 people running round the corner from Bridge Street into Parliament Square.
“They appeared to be running away from something.
Scotland Yard said it was called to a firearms incident on Westminster Bridge amid reports of several people injured.
Transport for London said Westminster underground station has been shut at the police’s request, and buses diverted.
Mr Lidington said: “It seems that a police officer has been stabbed, that the alleged assailant was shot by armed police.
“An air ambulance is currently attending the scene to remove the casualties.
