Guest lineup for the Sunday TV news shows:

ABC’s “This Week” — Sen. John Edwards, D-N.C.; former House Speaker Newt Gingrich, R-Ga.; New York Times columnist Paul Krugman.

CBS’ “Face the Nation” — Sen. John McCain, R-Ariz.; Vermont Gov. Howard Dean.

NBC’s “Meet the Press” — Sen. Don Nickles, R-Okla.; Sen. Harry Reid, D-Nev.

CNN’s “Late Edition” — Sen. Chuck Hagel, R-Neb.; Sen. Evan Bayh, D-Ind.; former Army Brig. Gen. David Grange; former Air Force Maj. Gen. Don Shepperd; former national security advisers Brent Scowcroft and Zbigniew Brzezinski; Pennsylvania Gov. Ed Rendell; Republican strategist Ed Gillespie; Democratic strategist Joe Lockhart.

“Fox News Sunday” — Sen. Rick Santorum, R-Pa.; Sen. Carl Levin, D-Mich.