Over the Edge

As they debate how to avoid going over the "fiscal cliff" in Washington, New York Times columnist and Nobel Prize-winning economist Paul Krugman talks about what he thinks the president and congress should do to resolve it. Plus: charitable giving post-election and post-Sandy; journalist and author Pete Hamill on his new book of stories; why Intrade is shutting its doors to U.S. customers; the Mexican president-elect visits Washington; and the danger of consuming energy drinks.