ABC: This Week

9 a.m.

Sens. Joe Biden, D-Del., and Richard Lugar, R-Ind.; Rep. Duncan Hunter, R-Calif.; actor Kevin Bacon.

CBS: Face the Nation

10:30 a.m.

Sens. Jim Webb, D-Va., Mitch McConnell, R-Ky., and Arlen Specter, R-Pa.

Fox: Fox News Sunday

9 a.m.

Sens. Sam Brownback, R-Kan., and Joe Lieberman, I-Conn.; Ellen Miller, executive director of the Sunlight Foundation.

NBC: Meet the Press

9 a.m.

Former Arkansas Gov. Mike Huckabee; Sens. Charles Schumer, D-N.Y., and David Vitter, R-La.; former presidential speechwriter Michael Gerson; Kenneth Pollack, a Brookings Institution analyst.

CNN: Late Edition

11 a.m.

Sens. Jay Rockefeller, D-W.Va., Christopher Dodd, D-Conn., Jon Kyl, R-Ariz.; former Maryland Lt. Gov. Michael Steele; Democratic strategist Donna Brazile.