Democratic Presidential Candidate Mike Gravel responded to his exclusion from Tuesday night's debate by hosting an alternative debate event in World Café Live during the MSNBC debate.
Sen. Barack Obama, D-Ill., and former Sen. John Edwards, D-N.C., were criticized for playing a passive role in the past debates, but stepped up to challenge Sen. Hillary Clinton, D-N.Y., at the Democratic Presidential Debate at Drexel Oct.