Stat: 7 out of 10 babies born in London have at least one parent who wasn't. Story: London is on track to exceed 9 million people in three years and most of the new babies there have at least one foreign-born parent. One area in particular is emblematic of these changing world demographics: Brixton. Host Dan LeDuc went for a walk there with Ben Rogers and Denean Rowe from the Centre for London to see up close how it's evolving from a quintessential South London neighborhood into a dense, multicultural hub.