ABC's "This Week" - White House chief of staff Rahm Emanuel; House Minority Leader John Boehner, R-Ohio. CBS' "Face the Nation" - David Axelrod, White House senior adviser; Gov. Ed Rendell, D-Pa.; Wayne LaPierre, executive vice president of the National Rifle Association. NBC's "Meet the Press" - Larry Summers, director of the National Economic Council; FreedomWorks chairman and former Rep. Dick Armey, R-Texas; Democratic Leadership Council chairman and former Rep. Harold Ford Jr., D-Tenn. CNN's "State of the Union" - Homeland Security Secretary Janet Napolitano; Sens. Amy Klobuchar, D-Minn., and John Ensign, R-Nev.; Gov. David Paterson, D-N.Y. "Fox News Sunday" - Former CIA Director Michael Hayden; Sens. Lindsey Graham, R-S.C., and Claire McCaskill, D-Mo.; Denyce Graves, opera singer.