More politicians have come out in support for a third runway at Heathrow, with Northern Ireland Secretary Owen Paterson and Alistair Darling joining the chorus of voices calling for the project to be approved.

Tom Brake, Liberal Democrat MP for Carshalton and Wallington, former transport spokesperson and Tim Yeo, Chairman of the Commons Climate Change Committee and former Conservative environment minister, who had been against expansion of Heathrow, debate if the project should go ahead.

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