Schneider: Giuliani's got the 'Big Mo' POSTED: 9:33 a.m. EST, February 15, 2007 Story Highlights• In latest USA Today/Gallup poll, Rudolph Giuliani enjoys a double-digit lead • Conservatives like the former New York mayor's leadership style • Sen. McCain is increasingly tied to the unpopular war in Iraq • Giuliani and Sen. Clinton virtually tied in USA Today/Gallup poll By Bill Schneider CNN Senior Political Analyst Adjust font size: WASHINGTON (CNN) -- Some candidates seem to be getting what the first President Bush once called "the Big Mo'' in the 2008 presidential race: momentum. Former New York Mayor Rudolph Giuliani...