Israeli tanks moved into Gaza overnight as Prime Minister Olmert said he is determined to rescue a captured Israeli soldier. Guests discuss the military incursion, and what's at stake for both sides.
Dr. Mona El-Farra, Palestinian physician and human-rights activist, blogger
Shibley Telhami, Anwar Sadat professor for peace and development, University of Maryland, and nonresident senior fellow at the Brookings Institution
David Makovsky, director, project on the Middle East peace process, the Washington Institute for Near East Policy