ABC: This Week, 9 a.m. Lawrence Summers, director of National Economic Council; Republican Party Chairman Michael Steele.

CNN: State of the Union,

9 a.m. Transportation Secretary Ray LaHood; Sens. Richard Shelby, R-Ala., and Chuck Schumer, D-N.Y.; South Carolina Gov. Mark Sanford; Rep. Chris Van Hollen, D-Md.

Fox: News Sunday, 9 a.m. Summers; Sen. John Cornyn, R-Texas.

NBC: Meet the Press, 9 a.m. Sens. John Ensign, R-Nev., and Claire McCaskill, D-Mo.; and Reps. Mike Pence, R-Ind., and Barney Frank, D-Mass.

CBS: Face the Nation,

10:30 a.m. Christina Romer, head of the Council of Economic Advisers; Sens. Kent Conrad, D-N.D., and Tom Coburn, R-Okla.