Hundreds of cyclists campaigning to make the streets safer are protesting on the South Bank tonight.
The protest comes on the day MPs are debating the issue of bike safety.
Luke Hanrahan assesses what has already been done, and whether it is working.
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She's called Amy, and was visiting a hospital.
The victim is believed to be aged in his 60s and though next of kin have been informed, formal identification has not yet taken place.
Some showers around heavy at times. Breezy. Lows of 8C.