Cyclists have been taking to social media calling on Boris Johnson to 'make space' following the death of a man in Holborn.
The London Cycling Campaign is to hold its second protest in a week today.
After the death of cyclist at Holborn, TfL spokesperson says we must avoid knee jerk reactions. No risk of that I think #SpaceForCycling
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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.