Guests: Arianna Huffington, Tucker Carlson, Michel Martin, Spike Lee, Chris Webber

Topics: Valerie Plame, New York Times, health care, NBA dress code, governments response to Katrina, conspiracy in New Orleans

Guests: Filmmaker Spike Lee, music legend Elvis Costello, blogger Markos Moulitsas, fmr. Sen. Max Cleland, author/scholar Vali Nasr, and columnist Christopher Hitchens

Topics: Katrina, war on terror