After months of preparation the wheels are finally in motion for thousands of cyclists taking part in the annual London to Brighton charity ride.
Nearly 29,000 are making the 54 mile journey this year, with proceeds going to the British Heart Foundation campaign against coronary heart disease.
The weather was gloomy, but spirits at the starting line couldn't be dampened. The riders set off from Clapham Common at staggered times from 6am.
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Before the final declaration on Friday, the Conservative candidate looked set to lose the City Hall race to Labour's Sadiq Khan.
The Tooting MP has been the frontrunner in the counting process ahead of Tory challenger Zac Goldsmith.
It's not just London where elections have been taking place today. There were council elections taking place across the home counties.