Guest lineups for the Sunday TV news shows:
ABC's "This Week" — Sen. John McCain, R-Ariz.; Robert Gibbs, adviser to President Barack Obama's re-election campaign.
NBC's "Meet the Press" — Reps. Paul Ryan, R-Wis., and Chris Van Hollen, D-Md.
CBS' "Face the Nation" — GOP presidential candidate Rick Santorum.
CNN's "State of the Union" — GOP presidential candidate Ron Paul; Gov. Mitch Daniels, R-Ind.; Rep. Michele Bachmann, R-Minn.
"Fox News Sunday" — GOP presidential candidate Newt Gingrich; Rep. Eric Cantor, R-Va.