CHICAGO -- A who’s who of Illinois Democrats was gathered in Philadelphia in July 2016 for the party’s national convention, where Hillary Clinton and Bernie Sanders were vying for the chance to take on Donald Trump. Among the Chicago heavyweights in attendance that week was Ald. Daniel Solis, a staunch Clinton supporter who told the Tribune the excitement of potentially having the first woman in U.S. history ever to be nominated for president was “a historical moment in the life of this country and in my life.” As it turned out, Clinton’s nomination wasn’t the only history going down in the Ci...