The Commissioner of the London Fire Brigade, Ron Dobson, has been giving evidence at the inquest into the fatal fire at the Lakanal House tower block in Camberwell.
Six people were killed in the blaze in July 2009. Ronke Phillips reports.
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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.