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A poetry publisher on the math of rejection

A poetry publisher on the math of rejection

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5:27
Shields and Ponnuru on 'dark cloud' of Russian cyberattacks

Shields and Ponnuru on 'dark cloud' of Russian cyberattacks

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12:12
The rise of Italy's 'rejectionist' Five Star Movement party

The rise of Italy's 'rejectionist' Five Star Movement party

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8:22
Black lung disease more common among miners than reported

Black lung disease more common among miners than reported

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6:47
Obama ties Putin to Russian cyberattacks

Obama ties Putin to Russian cyberattacks

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4:44
Why college should be a journey of listening

Why college should be a journey of listening

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2:57
News Wrap: In Pennsylvania, Trump thanks black voters

News Wrap: In Pennsylvania, Trump thanks black voters

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5:20
The one place people ‘like’ the TSA

The one place people ‘like’ the TSA

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2:28
In Cuba, American tourists increase demand for hotels

In Cuba, American tourists increase demand for hotels

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7:42
In North Carolina, new laws to limit governor’s power

In North Carolina, new laws to limit governor’s power

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5:31
As Aleppo lies in ruins, thousands wait to escape

As Aleppo lies in ruins, thousands wait to escape

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4:30
Heroin deaths exceeded gun homicides in 2015

Heroin deaths exceeded gun homicides in 2015

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3:31
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PBS News Hour

How safe is super-concentrated marijuana?

Now legal in eight states, there are unanswered questions about the impact of recreational marijuana on public health. To maximize potency, pot can be purified for maximum THC, its psychoactive ingredient. But a lack of research and restrictions on these very high concentrations is raising concerns. Special correspondent John Ferrugia of Rocky Mountain PBS reports.
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