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Tony Blankley, syndicated columnist, former editorial page editor of "The Washington Times," research fellow with the Heritage Foundation and vice president with Edelman International. He is author of "The West's Last Chance."

David Corn, Washington bureau chief, "Mother Jones" magazine; author of several books, most recently, "Hubris: The Inside Story of Spin, Scandal, and the Selling of the Iraq War." He blogs at David Corn.com

John Harwood, chief Washington correspondent for CNBC; reporter, "The New York Times"

Hisham Melhem, Washington bureau chief for Al-Arabiya TV, and Washington correspondent for "An-Nahar"

Barbara Slavin, senior fellow at the U.S. Institute of Peace, on leave from post as senior diplomatic reporter at USA Today; author of "Bitter Friends, Bosom Enemies: Iran, the U.S and the Twisted Path to Confrontation"

Warren Strobel, senior correspondent for foreign affairs, McClatchy Washington bureau