For years, activists and their allies pushed for an adult trauma center at the University of Chicago without making much headway. Then, at the end of last year, the hard work finally paid off. In its two-part series “The Rumble and the Reversal,” Crain’s Chicago Business tracks the early days of the fight and “the financial and political calculus that finally tipped the scales.” Crain’s health care reporter Kristen Schorsch joins us to talk about the report.