SEN. JOHN McCAIN ON "CNN's State of the Union"

CNN's Candy Crowley talks to Sen. John McCain about Sarah Palin, the Army-Navy game and which actor would play him.

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Republican Sen. John McCain, appearing on CNN's State of the Union, tells Candy Crowley that China is the key to resolving tensions on the Korean Peninsula but so far it is "not playing a responsible role."

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