NPR's Ari Shapiro spent a week in one city in a battleground state, Colorado Springs, where campaign spending has tripled since 2008. He discovered how it's changing, and the campaign strategy behind targeting specific ads for specific markets in hopes of winning over undecided voters.
This is TALK OF THE NATION. I'm Neal Conan in Washington. Over 18 months Syria has come unraveled. Infuriated by government brutality and emboldened by the Arab Spring, protestors in provincial cities took to the streets and spawned a movement that evolved in the face of ever-escalating violence to a revolution.
Bill Pullman enjoyed a star turn as the president of the United States in Independence Day. And in an upcoming NBC show, 1600 Penn, he's back in the White House. He's also starring in a new film, Bringing Up Bobby.
"This is an amazing time to be making a comedy about the White House," Pullman tells NPR's Neal Conan. "There's all these ... articles about the misspeaking that the presidents have done ... and I thought, boy, these are the lines I get to say, you know?"
Mammoths and saber-toothed cats may be the most famous beasts of the Ice Age. But they shared the prairie with horses and camels, too--both of which evolved in North America and crossed the ice bridge into Eurasia, before disappearing here. Matthew Kohn and Christopher Hill talk about the lesser-known fauna of the Ice Age.
Cheatgrass, an invasive weed, is choking out native sagebrush in the Great Basin--and setting the stage for hotter, more catastrophic fires there. Jen Pierce, an expert on ancient fires, and Mike Pellant, of the Great Basin Restoration Initiative, talk about how fires are reshaping landscapes in the American West.