Cities like Charlotte, N.C., are moving to improve roadways for pedestrians and cyclists. Above, a street project on Rozzelles Ferry Road, which now has bike lanes and extended sidewalks. Below, an aerial photo of the intersection before work began. National Complete Streets Coalition hide caption

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Pakistan President Asif Ali Zardari speaks at a meeting with President Obama in January 2010 in the Oval Office of the White House. The United States' tense relationship with Pakistan is likely to endure more strain after Osama bin Laden was killed in a compound in Pakistan. Mandel Ngan/AFP/Getty Images hide caption

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Ultrasound scan of twins at 4 months. Getty Images hide caption

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Soldiers hug as others remove the wreckage of a car burned during the uprising at Cairo's Tahrir Square. Pedro Ugarte/AFP/Getty Images hide caption

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More couples are filing for divorce, thanks to gains in the U.S. economy that make it easier to divide assets. David Kennedy hide caption

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Anti-government protesters demonstrate as night falls in Tahrir, or Liberation Square in Cairo, Egypt, Feb. 1. More than a quarter-million people flooded into the heart of Cairo Tuesday, filling the city's main square in by far the largest demonstration in a week of unceasing demands for President Hosni Mubarak to leave after nearly 30 years in power. Tara Todras-Whitehill/AP hide caption

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Mentor Carol Brooks, 72, wears a charm bracelet engraved with the names of the many refugees she’s helped in the past decade. "Some of them call me Mom," she says. Jennifer Ludden/NPR hide caption

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