ABC's "This Week" — Sen. Barack Obama, D-Ill.; actress Brooke Shields.
CBS' "Face the Nation" — Sen. Chuck Hagel, R-Neb.
NBC's "Meet the Press" — Sen. John McCain, R-Ariz.
CNN's "Late Edition" — Senate Minority Leader Mitch McConnell, R-Ky.; Iraqi Deputy Prime Minister Barham Saleh; Sens. Barbara Boxer, D-Calif., and Lindsey Graham, R-S.C; former Sen. Max Cleland, D-Ga.
"Fox News Sunday" — Former New York City Mayor Rudy Giuliani.
