Chicago mayoral candidate Carol Moseley Braun reported a negative income — $225,908 — to the IRS in 2008, the same year she took out a fourth mortgage on the spacious Hyde Park house she has put up for sale, records show. The former U.S. senator and ambassador released two-page summary sheets from her 2008 and 2009 tax returns in hopes of quelling a storm that erupted Monday when she said she wouldn’t release any of her tax records before the Feb. 22 municipal election. Braun changed her mind later Monday, and — like other mayoral front-runners already had done —...