Police have launched a murder investigation following a fatal stabbing near the Stockwell underground station. Police believe they know the identity of the deceased 22 year old man, but they are awaiting formal identification.
No arrests have been made at this stage, and police are appealing for any witnesses to come forward.
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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.