Heathrow and Gatwick airport could expand under plans

Getty ImagesAirports across the UK could be expanded, including the controversial third runway at Heathrow, under government growth plans.The Treasury is looking at whether to support a third runway at Heathrow, approve a second runway at Gatwick, and increase capacity at Luton airport, although a government spokesperson said it does "not comment on speculation".The new Labour government has made economic growth…