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Scientists have made changes in human DNA that can be passed down from one generation to the next. The researchers say they took the step to try to prevent women from giving birth to babies with genetic diseases. But the research is raising a host of social and moral questions.

On the heels of the final presidential debate and with less than two weeks until Election Day, both President Obama and Mitt Romney are sprinting to the finish. Political Junkie Ken Rudin talks about the takeaways from the debates and the challenges facing each campaign in the homestretch.

Wolfe tells Fresh Air's Dave Davies that what makes Miami exceptional is the story of how an immigrant community rose to dominate its political landscape in just over a generation. His new novel deals with racial and ethnic conflict among the city's diverse inhabitants.

"One common property we see in animal groups from schooling fish to flocking birds to primate groups is that they effectively vote to decide where to go and what to do," says an evolutionary biologist. But like human leaders, successful animal leaders know they can't get too far ahead of their constituents.

An Obama campaign ad airing in swing states referencing the 2000 Florida recount uses memorable images of the days following the election to encourage supporters to vote. It calls 537 "the number of votes that changed the course of American history."

Somalia's capital, Mogadishu, is experiencing a rebirth. It may still be fragile at this stage, but after two decades of war and anarchy, the Indian Ocean city is coming back to life following the expulsion of Islamist militants.

In a city teetering on the edge of financial collapse, people have one championship-contending bright spot: The Detroit Tigers hope to gain the World Series title that has eluded them since 1984 and once again have the kind of citywide celebration locals still talk about today.

Both conservative and liberal groups are preparing to monitor the Nov. 6 elections. They're all looking to report any transgressions they may see on Election Day.

A big question for both campaigns is what percentage of young Americans they can convince to participate in the presidential election. Public media stations on the West Coast set out to try and determine how engaged under-30 Americans are in this year's race. Here's what they found.

The new, touch-friendly operating system is a big gamble for the company. It's also the biggest remake of the industry-standard OS in 17 years.