Liberals and conservatives are analyzing Obama's Supreme Court pick. We speak with Heather Gerken of Yale Law School, Jonathan Turley, George Washington University Law School, and Edward Whelan, President of the Ethics and Public Policy Center in Washington, D.C.

North Korea reportedly fired two more short-range missiles today from its eastern coast, even as the United Nations began work on a resolution to punish the communist nation for its nuclear tests on Monday and President Obama promised that the U.S. would "take action." We'll speak with Aidan Foster Carter, an expert on Korea and an honorary senior Research Fellow at Leeds University in England.

In the first of a two part series examining the role of zoos in modern society, producers Diane Toomey and Christina Russo tackle the question of whether education efforts at zoos inspire people to actively engage in helping to save animals, or whether the millions of dollars spent on zoo construction and upkeep would be better spent on conservation projects in the wild.

A group calling itself "Clowns Without Borders" travels the world to perform where regular circuses do not go. We speak with Leah Abel who is just back from Haiti. The group's motto is "No Child Without a Smile."