A woman's died after being hit by a falling tree branch at Kew Gardens yesterday, as wind speeds in the area reached a peak of 30 miles per hour.
The woman - who's believed to be around 30 years old - was pronounced dead at the scene.
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Pictures of today's events unfolding following a major security incident at the Houses of Parliament.
At least two people have died after a knifeman brought terror to the heart of Westminster.
The Cobra committee brings together government ministers with senior officials of the emergency services and security agencies.