ABC’s “This Week” – Former Gov. Mike Huckabee, R-Ark.; musician Steven Van Zandt, founder of the Rock and Roll Forever Foundation.

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CBS’ “Face the Nation” – Sen. John McCain, R-Ariz.; David Axelrod, strategist for Barack Obama’s presidential campaign; Howard Wolfson, communications director for Hillary Rodham Clinton’s presidential campaign.

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NBC’s “Meet the Press” – Sen. Jim Webb, D-Va.

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CNN’s “Late Edition” – Rep. Ron Paul, R-Texas; Sens. Chris Dodd, D-Conn., Carl Levin, D-Mich., and Arlen Specter, R-Pa.; Lt. Gen. Raymond Odierno, commander of Multinational Corps in Iraq.

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“Fox News Sunday” – Karl Rove, former adviser to President Bush; Rep. Chris Van Hollen, chairman of the Democratic Congressional Campaign Committee; Fred Smith, chairman and chief executive of FedEx Corp.