Cities are defined by their skylines — while Paris is composed mostly of low-rise apartment buildings, New York is a city of tall office towers. But London is a city in transition. On Tuesday, Boris Johnson, the mayor of the British capital, attends a "topping out" ceremony for one of London's latest skyscrapers in a city where tall buildings cause a lot of controversy.
Until recently, London has been a low-rise city. Even now, a 12-story building is considered rather tall. But a spate of new skyscrapers is raising questions about the kind of city London should be.
Christine Porter is hooked on the MyFitnessPal app. In October, after deciding to lose 50 pounds, Porter started typing in everything she eats, drinks and any exercise she gets.
"This is my main page here," says Porter. "It's telling me I have about 1,200 calories remaining for the day. When I want to record something I just click the 'add to diary' button. I'm on it all day either through my phone or through the computer."
The White House says the mission in Afghanistan marked an important milestone on Tuesday: The hand-off of lead security responsibility from U.S. troops to Afghan forces. It's a key step as Americans prepare to withdraw nearly all combat troops by the end of 2014. Separately, the Obama administration announced the opening of talks with the Taliban about a political settlement to the war.