Tonight law professor and legal editor for the <I>New Republic</I> and author of <I>The Supreme Court: The Personalities and Rivalries That Defined America</I>, Jeffrey Rosen.Jon looks at the media's heavy coverage of Anna Nicole's death with Rob Riggle, Senior Entertainment Correspondent & Jason Jones, Senior Media Analyst. Finally, Jon looks at Obama's announcement that he is running for President and he discusses this with Senior Black Correspondent, Larry Wilmore.