He thinks it's a good idea and he is sticking with it. Despite a new report suggesting that it would cost the tax payer billions to build a floating airport hub in the middle of the Thames Estuary, Lord Mayor Boris Johnson has remained unrelenting in his support for the project.
He brushed over suggestions that expansion at Stansted might now be his preferred option for development of British airport capacity, but conceded it's a possibility. More later.
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Philippa has Saturday's weather update in the east
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