POLITICS  ·   February 18, 2014

How a Koch-backed group will attack Democrats this year

- Americans for Prosperity "wants to hold accountable" Democrats who support Obamacare. But how? The group's president, Tim Phillips explains. ()

- Americans for Prosperity "wants to hold accountable" Democrats who support Obamacare. But how? The group's president, Tim Phillips explains. ()

How a Koch-backed group will attack Democrats this year (2:19)

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