Republican Presidential Candidate Debate #2 – Columbia, South Carolina 05/15/07 - Official Discussion Thread Watch live coverage of the First-in-the-South Republican Party Presidential Candidate debate on FOX News Channel and FOXNews.com on Tuesday, May 15, at 9 p.m. EDT (6 p.m. PDT). Sam Brownback Jim Gilmore Rudy Giuliani Mike Huckabee Duncan Hunter John McCain Mitt Romney Ron Paul Tom Tancredo Tommy Thompson The 90-minute debate will air from 9 p.m. to 10:30 p.m. ET (6 p.m. to 7:30 p.m.) and will be moderated by "Special Report" anchor Brit Hume. Questions will be posed by two panelists — "FOX News Sunday"...