There have been new calls for urgent action to improve one of east London's main cycling routes, following the death of a 20-year-old student last weekend - the first to be killed on a Boris bike.
Protesters from the London Cycling Campaign are riding from Tower Hill to Aldgate tonight to highlight their fears that Superhighway 2 is too dangerous.
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The accident happened on Clapham Road at lunchtime.
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Senior Tory Andrew Boff suggested the new mayor was backtracking on a manifesto pledge to build 80,000 homes a year.