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Third Heathrow airport runway 'could be built over M25'

A third runway at Heathrow could be built over the M25, the Transport Secretary has said.

It comes after Theresa May's decision to back Heathrow expansion plunged the Conservatives into turmoil, as Cabinet ministers hit out at the move and a prominent MP quit.

Tory supporting councils are poised to support legal action challenging the plans and Foreign Secretary Boris Johnson insisted the scheme was "undeliverable".

Conservative bosses were forced to announce the party would not fight the by-election triggered by Zac Goldsmith in protest over the third runway.

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Heathrow: Economic lift-off for UK but turbulence for May

A government decision to build a third runway at Heathrow means the airport will only get much busier.

While the controversial decision might mean economic lift-off for Britain, it spells a period of turbulence for Theresa May as Prime Minister.

ITV News Political Editor Robert Peston reports:

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