Secretary of State Condoleezza Rice says that Syria must be held to account for the assassination of former Lebanese Prime Minister Rafik Hariri. A United Nations investigation implicates members of Syrian president Bashar al Assad's inner circle. We explore what happened, why, and what's ahead.
David Ignatius, Washington Post columnist
Magda Abu-Fadil, director, Institute for Professional Journalists; Lebanese American University
Joshua Landis, assistant professor of Middle Eastern Studies at the University of Oklahoma; Fulbright Scholar living in Damascus and Beirut
Amb. Edward Walker, president of the Middle East Institute; former ambassador to Egpyt, Israel and the United Arab Emirates