A House of Commons Transport committee report has rejected the Mayor's plans for a new hub airport in the Thames Estuary - saying the public expense would be too great.
MPs also say transport infrastructure wouldn't cope and wildlife habitats would be affected. Instead, it urges the Government to allow expansion at Heathrow with a third, and possibly fourth, runway.
But not everyone's convinced.
John Stewart from the Heathrow Association for the Control of Aircraft Noise and Louise Ellman from the Commons Transport Select Committee.
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The former London Mayor also claimed Tony Blair's decision to ignore security advice had "killed 52 Londoners".
The victim, a woman in her 40s from Hillingdon, west Londion, was conned into handing over the fortune to a man who faked his name.
Inspectors found a culture of bullying and major problems with poor ambulance response times at the trust, which is the biggest in the UK.