CNN: Late Edition

Noon

Sens. Pat Roberts, R-Kan., and Dianne Feinstein, D-Calif.; Mohamed ElBaradei, director general, International Atomic Energy Agency; former Secretary of State Madeleine Albright; former CIA Deputy Director John McLaughlin; retired Army Gen. George Joulwan, former NATO supreme commander; retired Army Maj. Gen. James A. Marks.

ABC: This Week

10:30 a.m.

Jack Welch, former General Electric CEO; Sens. Carl Levin, D-Mich., and Chuck Hagel, R-Neb.; comedian Jerry Lewis.

NBC: Meet the Press

9 a.m.

Gary Schroen, former CIA agent; Democratic strategist James Carville; Republican strategist Mary Matalin.

CBS: Face the Nation

10:30 a.m.

Sens. Richard Lugar, R-Ind., and Joe Biden, D-Del.

Fox: Fox News Sunday

9 a.m.

Gov. Arnold Schwarzenegger, R-Calif.; Sens. George Allen, R-Va., and Charles Schumer, D-N.Y.