Chicago mayoral candidate Rahm Emanuel, left, and former U.S. President Bill Clinton, embrace after Emanuel introduced Clinton Tuesday, January 18, 2011 during a campaign rally at the Chicago Cultural Center. (Chris Walker/Chicago Tribune) -met-mayor-race-rahm-clinton B581000688z.1….OUTSIDE TRIBUNE CO.- NO MAGS, NO SALES, NO INTERNET, NO TV, NEW YORK TIMES OUT, CHICAGO OUT, NO DIGITAL MANIPULATION…