Dennis Ross; Leon Wieseltier; Chris Anderson

Former Middle East envoy Dennis Ross talks about the Lebanon War and the role of the U.S. in the region. Literary editor of The New Republic, Leon Wieseltier, shares his perspective on the Lebanon War and the crisis throughout the Middle East. Editor in chief of Wired Magazine Chris Anderson talks about niche markets, the unlimited shelf space of the Internet, and his book "The Long Tail."