CNN/Los Angeles Times Republican debate in Simi Valley, California

Former New York City Mayor Rudy Giuliani (L) speaks before the CNN/Los Angeles Times Republican presidential debate at the Ronald Reagan Presidential Library in Simi Valley, California on January 30, 2008 where he formally withdrew from the Republican presidential nomination race and endorsed rival US Republican presidential candidate John McCain (R-AZ) (C). At right is McCain's wife Cindy. (UPI Photo/Jim Ruymen)