Here is the schedule for the debates.
September 26, 2008: Presidential debate with domestic policy focus, University of Mississippi, Oxford, MS
October 2, 2008: Vice Presidential debate, Washington University, St. Louis, MO
October 7, 2008: Presidential debate in a town hall format, Belmont University, Nashville, TN
October 15, 2008:Presidential debate with foreign policy focus, Hofstra University, Hempstead, NY
