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Shields and Brooks on Obama’s war authority request

Shields and Brooks on Obama’s war authority request

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12:26
Watching Snowden’s pivotal moments in ‘Citizenfour’

Watching Snowden’s pivotal moments in ‘Citizenfour’

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It’s bang-GORE not Banger, Mainers report

It’s bang-GORE not Banger, Mainers report

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Will the White House hit their health care enrollment goal?

Will the White House hit their health care enrollment goal?

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6:31
Former captive brings news about girls held by Boko Haram

Former captive brings news about girls held by Boko Haram

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Helping amputees rediscover their sense of touch

Helping amputees rediscover their sense of touch

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Viewers respond to manufacturing boom in Mississippi

Viewers respond to manufacturing boom in Mississippi

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Will Fresh Off the Boat turn the tide for Asian Americans?

Will Fresh Off the Boat turn the tide for Asian Americans?

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Why have raids on al-Qaeda in Afghanistan intensified?

Why have raids on al-Qaeda in Afghanistan intensified?

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3:36
Hawaii's aquarium fish industry in deep water

Hawaii's aquarium fish industry in deep water

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8:34
Is the impact of labor disputes at West Coast ports hype?

Is the impact of labor disputes at West Coast ports hype?

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More extreme winter weather wallops U.S. Northeast, Midwest

More extreme winter weather wallops U.S. Northeast, Midwest

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PBS News Hour

How pro survey-takers are shaping scientific research

An online job forum called Mechanical Turk has created a pool of professional survey-takers who complete hundreds of inquiries a week. For academic researchers, it’s cheap, easy to use and the response flood in fast. But how good is the data being collected? Judy Woodruff learns more from the NewsHour’s Jenny Marder.
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