David Lebedoff: Lawyer and award-winning author of several books, including "Cleaning Up," about the Exxon Valdez case, and "The Uncivil War: How a New Elite Is Destroying Our Democracy."
Presidential candidates discuss service On the seventh anniversary of September 11th, presidential candidates Barack Obama and John McCain shared the stage at Columbia University in New York City for the Service Nation Presidential Forum moderated by Judy Woodruff of PBS's The News Hour with Jim Lehrer and Richard Stengel, managing editor of Time magazine.12:00 p.m.