| ABC's "This Week" -- Gen. Keith Alexander, director of the National Security Agency; Reps. Joaquin Castro, D-Texas; Mike Kelly, R-Pa.; and Tulsi Gabbard, D-Hawaii. NBC's "Meet the Press" -- Sens. Tom Coburn, R-Okla., and Dick Durbin, D-Ill.; Reps. Loretta Sanchez, D-Calif., and Mike Rogers, R-Mich. CBS' "Face the Nation" -- Sens. Dianne Feinstein, D-Calif., Bob Corker, R-Tenn., and Jeff Sessions, R-Ala. CNN's "State of the Union" -- Sens. Rand Paul, R-Ky., and Chuck Schumer, D-N.Y. "Fox News Sunday" -- Sens. Lindsey Graham, R-S.C., and Mike Lee, R-Utah; Gabriel Gomez, Republican nominee for Senate in Massachusetts. |