ABC’s “This Week” – Iraqi Prime Minister Iyad Allawi; Sens. Richard Lugar, R-Ind., and Joseph Biden, D-Del.

CBS’ “Face the Nation” – Former U.N. Ambassador Richard Holbrooke; Sept. 11 commission vice chairman Lee Hamilton; Sens. Chuck Hagel, R-Neb., and Jon Kyl, R-Ariz.

NBC’s “Meet the Press” – Senate Minority Leader Tom Daschle, D-S.D., and former Rep. John Thune, his Republican challenger for re-election.

CNN’s “Late Edition” – Sen. Carl Levin, D-Mich.; Mohamed ElBaradei, director general of the International Atomic Energy Agency; Reps. Christopher Cox, R-Calif., and Charles Rangel, D-N.Y.; German Ambassador Wolfgang Ischinger; Spanish Ambassador Carlos Westendorp.

“Fox News Sunday” – Sen. John McCain, R-Ariz.; Govs. Tim Pawlenty of Minnesota and Ed Rendell of Pennsylvania.