London terror attack: An armed policeman points a gun at a man on the ground
A policeman has been stabbed and his attacker shot by officers after a major terrorist incident at the Houses of Parliament, which has killed one woman.
The attacker mowed down several pedestrians as he drove a grey Hyundai i40 across Westminster Bridge before crashing it into railings then running through the gates of the Palace of Westminster and stabbing the officer.
Eyewitnesses said he was shot by police as he approached a second officer clutching his knife.
He left a trail of destruction as paramedics tended to his victims on the bridge and at the gate.
In dramatic images a policeman is seen pointing a gun at a man lying on the floor as emergency services rush to help a victim nearby.
Policeman is seen pointing a gun at the man lying on the floor as emergency services rush to help a victim nearby
Police officers surround the man as he is strip searched on the ground.
Specialist officers wearing blue gloves surround the man moments before he is taken to hospital.
Later images show the man being rushed onto the back of an ambulance.
At this stage it is not known why the police have taken this man into custody.
Armed police surround a man on the ground
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The man was seen being taken to hospital
One woman has died and a number of others injured, some with "catastrophic" injuries following the attack on Westminster Bridge.
The bomb squad has been called to Parliament to investigate a suspicious package in the 4×4 that crashed into the perimeter fence.
More to follow…