Fred Thompson Declines to Participate in Social Conservative Debate Also declining to appear are Rudolph Giuliani, Mitt Romney, Senator John McCain By Hilary White WASHINGTON, September 5, 2007 (LifeSiteNews.com) - An umbrella group for US social conservatives called ValuesVoter.org was disappointed to learn that Republican Senator Fred Thompson would not be attending a debate scheduled for mid-September in Florida. Also declining to appear are Mayor Rudolph Giuliani, Mitt Romney, and Senator John McCain. Thompson is a former federal prosecutor who served as Republican counsel on the Senate Watergate committee. He served eight years in the Senate from Tennessee. He is...