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National Guard Airlifts Supplies to Vermont Towns...

National Guard Airlifts Supplies to Vermont Towns...

National Guard Airlifts Supplies to Vermont Towns...

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In Brazil, Women's Changing Roles, Attitudes Leading to...

In Brazil, Women's Changing Roles, Attitudes Leading to...

In Brazil, Women's Changing Roles, Attitudes Leading to...

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Millions of Distressed Properties Stuck in 'Shaky' U.S....

Millions of Distressed Properties Stuck in 'Shaky' U.S....

Millions of Distressed Properties Stuck in 'Shaky' U.S....

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Poet Ernesto Cardenal Reads His Work

Poet Ernesto Cardenal Reads His Work

Poet Ernesto Cardenal Reads His Work

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Poet, Activist Ernesto Cardenal Explores Cosmos, Humanity...

Poet, Activist Ernesto Cardenal Explores Cosmos, Humanity...

Poet, Activist Ernesto Cardenal Explores Cosmos, Humanity...

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'30 Mosques' Highlights Muslim Americans Across the Country

'30 Mosques' Highlights Muslim Americans Across the Country

'30 Mosques' Highlights Muslim Americans Across the Country

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Real-Life Thriller Explores al-Qaida Triple Agent's CIA...

Real-Life Thriller Explores al-Qaida Triple Agent's CIA...

Real-Life Thriller Explores al-Qaida Triple Agent's CIA...

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10 Years After 9/11, How Safe Is the U.S. From Terror...

10 Years After 9/11, How Safe Is the U.S. From Terror...

10 Years After 9/11, How Safe Is the U.S. From Terror...

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Flood Waters Still Wreak Havoc in Northeast as Costs Mount

Flood Waters Still Wreak Havoc in Northeast as Costs Mount

Flood Waters Still Wreak Havoc in Northeast as Costs Mount

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Honor Roll for August 31, 2011

Honor Roll for August 31, 2011

Honor Roll for August 31, 2011

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Marijuana Farming Is Lucrative Business in California,...

Marijuana Farming Is Lucrative Business in California,...

Marijuana Farming Is Lucrative Business in California,...

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Worst Drought in Texas History Ravages Crops, Livestock

Worst Drought in Texas History Ravages Crops, Livestock

Worst Drought in Texas History Ravages Crops, Livestock

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PBS News Hour

Tar Sands Pipeline Plan Renews Energy vs. Environment Debate

A proposed oil pipeline will stretch from Alberta, Canada, to refineries in Texas. Jeffrey Brown discusses the debate surrounding the Keystone XL pipeline with two experts.