Bill Simon, an unsuccessful 2002 California gubernatorial candidate, former federal prosecutor under Giuliani and bedrock social conservative, delivered a spirited intro. "He comforted us. He inspired us in what was one of the darkest moments in our history," Simon said, extolling Giuliani's leadership after the Sept. 11, 2001, attacks. "Extraordinary times cry out for extraordinary leadership, and these as such times." "It would be fair to say that Bill Simon is using his personal cachet to vouch for Giuliani," said Jon Fleischman, a conservative Republican activist and publisher of the Flash Report political newsletter. "Giuliani is a moderate on social...