Heathrow's plan for longer third runway chosen by government

Heathrow Airport's plan for a third runway, which involves moving the M25 motorway, has been chosen by the government.Two plans had been under consideration by the government - one from the airport itself, and another from Arora Group, led by hotel tycoon Surinder Arora.Heathrow had unveiled its proposals for a third runway in the summer, which would be up to 3.5km long and require a new road tunnel under the…