PM Cameron to decide on new Heathrow runway this month

By Sarah Young LONDON (Reuters) - Prime Minister David Cameron could approve as soon as this week the building of a new runway at Heathrow Airport, ending decades of political deadlock as well as breaking a famous pledge made in 2009 not to allow a third runway to be built at Europe's busiest hub airport. The debate over where to build a new runway in the densely populated southeast of the country has been raging for over 25 years and in 2010 permission was withdrawn to expand Heathrow, which ob