Guests include: Former New York City Mayor Rudy Giuliani, Sen. Richard Durbin, D-Ill., anti-tax advocate Grover Norquist, Neera Tanden with Center for American Progress. A roundtable with a roundtable with CBS News' John Dickerson, The Washington Post's Nia-Malika Henderson, historian Niall Ferguson and The New York Times' Jeff Zeleny. ProPublica's Kim Barker also joined the show.