Five people have died and 40 people have been injured in a terror attack near the Houses of Parliament ( aroun Westminster). Here is what we know so far.
At 14.40 GMT a single attacker drove a car over Westminster Bridge, near the Houses of Parliament in central London, killing at least two pedestrians and injuring many more.
The car then crashed into railings outside the Houses of Parliament.
The attacker, armed with a knife, ran to Parliament where he was confronted by the police. One officer – who was not armed – was stabbed and killed.
The attacker was shot dead by armed officers.