Week In News: Korean Tension, Terror Threats

This week North Korea fired artillery shells at a South Korean island, setting off a diplomatic crisis. James Fallows, national correspondent for The Atlantic, joins guest host Audie Cornish to talk about how China's role in North Korea will complicate the diplomatic picture. They also talk about this week's decision by the Department of Homeland Security to do away with color-coded terror threats.

nancy pelosi harry reid john mccain al gore bill clinton