LOUISVILLE, Ky.--(BUSINESS WIRE)--Yum! Brands, Inc. (NYSE: YUM) today reported results for the first quarter ended March 21, 2015, including EPS of $0.80, excluding Special Items. Reported EPS was $0.81. FIRST-QUARTER HIGHLIGHTS Worldwide system sales grew 4%. Worldwide restaurant margin decreased 1.7 percentage points to 17.5%, and worldwide operating profit decreased 8%. Total international development was 294 new restaurants; 88% of this development occurred in emerging markets. China Divisi