At least one person has died and several others are critically injured after what police describe as a "terrorist incident" in central London.
A car hit people on Westminster Bridge and a man stabbed a police officer in the Houses of Parliament before being shot by armed police.
Metropolitan police Commander BJ Harrington confirmed that several people had been injured.
IN: "We know there are..."
OUT: "...information and evidence."
DUR: 00"15
Metropolitan police Commander BJ Harrington told members of the public to remain vigilant.
IN: "Public safety is..."
OUT: "...across the capital."
DUR: 00"12