ABC’s “This Week” – David Axelrod, campaign adviser for Barack Obama; Rick Davis, campaign manager for John McCain.

CBS’ “Face the Nation” – Axelrod; Sens. Lindsey Graham, R-S.C., Chuck Schumer, D-N.Y., and John Ensign, R-Nev.

NBC’s “Meet the Press” – Sen. John Kerry, D-Mass.; former Sen. Fred Thompson, R-Tenn.

CNN’s “Late Edition” – Sens. Bob Casey, D-Pa., and Arlen Specter, R-Pa.; Govs. Tim Kaine, D-Va., Mark Sanford, R-S.C., Tim Pawlenty, R-Minn., and Deval Patrick, D-Mass.

“Fox News Sunday” – Davis; David Plouffe, campaign manager for Obama.