Zac Goldsmith MP joined the Mayor and hundreds of others in Barnes at a rally against Heathrow's third runway.
Richmond Council, which serves residents who live under the airport's flight path, is currently leading a referendum on the future of Heathrow.
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TUC research shows that average costs of childcare are outpacing wage growth.
A "weather bomb" is set to bring heavy wind and rain to the UK over the weekend.
Aydin Onac has been suspended from his role at St Olave's Grammar School in Orpington.