Russ scrutinizes “Merchants of Doubt,” a frightening but important documentary about professional spin doctors who create confusion about the concept of climate change.

ON Freeze Frame | April 10, 2015 | Noon on "Arts Magazine"

Freeze Frame: “Merchants of Doubt”

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Russ scrutinizes “Merchants of Doubt,” a frightening but important documentary about professional spin doctors who create confusion about the concept of climate change.

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