Hundreds of passengers are still facing delays at Heathrow because of today's foggy weather. The airport is warning of delays and cancellations tonight, and is advising all passengers to check their flight status.
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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.