Listen to this 'Talk of the Nation' topic

So, I completely ripped the title of this post from the article of the same name by Conor Dougherty, but that's because it's so compelling. For so long, the story of American cities has been pretty simple: white people move out because they can, in search of better schools, more shopping, and acreage. But now, black populations in cities are dropping — and it's causing a culture clash in surprising ways. (Scroll down the article for a story about ice cream that sounds like satire.)

Tags: Urban demographics, White Flight