Sacramento, Calif. -- One of the leaders in the nation's oldest and best-known gay Republican organization signaled tonight that the favorite GOP presidential candidate for his group in '08 was Rudy Giuliani. "How could we not like Rudy?" James Vaughn, executive director of the 30-year-old Log Cabin Republicans, told me at the Hyatt Regency Hotel, where California Republicans were gathering for their state convention this weekend. "He has always been openly supportive of the gay agenda and won't apologize," said Vaughn, who served as the liaison to gay and lesbian Los Angeleans under former Republican Mayor (1993-2001) Richard Riordan. "As...