U.S. Park Police officers arrest demonstrators in front of the While House on Thursday. They were protesting against a proposed 1,700-mile-long pipeline that would carry oil from the tar sands in Alberta, Canada, to the U.S. Gulf Coast. Maggie Starbard/NPR hide caption

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For Protesters, Keystone Pipeline Is Line In Tar Sand

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President Obama speaks in the Rose Garden on Wednesday, flanked by U.S. Chamber of Commerce Chief Operating Officer David Chavern (left) and AFL-CIO President Richard Trumka (right). Business groups and unions are just two of the groups Obama will try to please with his jobs plan next week. Evan Vucci/AP hide caption

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Evan Vucci/AP

Retired Hockey Player Found Dead

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Water Pours Into Upstate New York Library

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Amid Flooding, Vt. Kids Hike To School

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Details Of CIA Operation Revealed In Civil Lawsuit

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Robot-To-Robot Chat Yields Curious Conversation

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Some States Consider Scheduling Earlier Primaries

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Solar Panel Company Declares Bankruptcy

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Cmdr. Andrew Smith with the Los Angeles Police Department helps enforce a city ordinance that cracks down on illegal animal sales. Gloria Hillard for NPR hide caption

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Gloria Hillard for NPR

LAPD Officer Puts A Muzzle On Illegal Animal Sales

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A lab technician prepares blood samples from volunteers for viral genotyping at a government-run health center in Bagamoyo, Tanzania, in 2009. Tanzania is currently hosting the final stages of a human trial of a pioneering vaccine against malaria. The vaccine is one of many medical innovations to emerge from Walter Reed over the decades. Tony Karumba/AFP/Getty Images hide caption

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Military Medicine's Long War Against Malaria

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Beauty Shop: Cheney's Memoir, Beyonce's Baby Bump

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Prioritizing Health Or Hair?

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Political Chat: Jobs Plan Scheduling Scuffle

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