I don't think they schedule much very far ahead of time, but here is what they have up on their schedule for now:
http://www.c-spanvideo.org/videoLibrary/print-schedule.phpC-SPAN Sun
7:03 pm ET Approx. 55 min. Wisconsin Broadcasters Association Wisconsin Senate Debate Tammy Baldwin; Tommy Thompson Wisconsin Senate candidate Representative Tammy Baldwin (D) and former Governor Tommy Thompson (R) ...
C-SPAN Mon
7:00 pm ET Approx. 1 hr. Boston Herald,University of Massachusetts, Lowell LIVE Massachusetts Senate Debate Scott Brown; David Gregory; Elizabeth Warren Massachusetts Senate candidates Republican U.S. Sen. Scott Brown and his Democratic challenger ...
8:00 pm ET Approx. 1 hr. NET-TV LIVE Nebraska Senate Debate Debra Fischer; J. Kerrey Nebraska U. S. Senatorial candidates Bob Kerrey (D) and Deb Fischer (R) met in their third debate ...
C-SPAN2 Mon
8:32 am ET Approx. 57 min. KLVX-TV Nevada Senate Debate Shelley Berkley; Dean Heller Representative Shelley Berkley (D) and Senator Dean Heller (R) debated various issues in the ...
9:32 am ET Approx. 54 min. KTIV-TV Iowa 4th House District Debate Steven King; Christie Vilsack Republican Congressman Steve King and Democratic challenger Christie Vilsack debated for Iowa's ...
7:00 pm ET Approx. 1 hr. Virginia Chamber of Commerce LIVE Virginia 7th House District Debate Eric Cantor; E. Powell Congressman Eric Cantor debated economic issues with Democratic congressional challenger Wayne ...
C-SPAN Tue
8:00 pm ET Approx. 1 hr. LIVE Texas Senate Debate The campaigns for the U.S. Senate seat vacated by the retiring Kay Bailey Hutchison will heat up ...