NEW YORK--(BUSINESS WIRE)--Kroll Bond Rating Agency Assigns AA+ Rating with a Stable Outlook to the City of Chicago, IL Sales Tax Revenue Refunding Bonds, Series 2002. This rating applies to all of the City’s outstanding Sales Tax Revenue Bonds. After the issuance of the Series 2002 bonds the City will have approximately $541.0 million in outstanding sales tax revenue bonds. This rating is based on KBRA’s U.S. Special Tax Rating Methodology, published on August 21, 2012. The bonds are secured b