Brandon Johnson will be Chicago's 57th mayor. What are his biggest challenges? Published May 15, 2023 at 9:52 AM EDT Facebook Twitter LinkedIn Email Listen • 5:55 Chicago Mayor-elect Brandon Johnson celebrates with supporters after defeating Paul Vallas after the mayoral runoff election. (Paul Beaty/AP) Brandon Johnson will become Chicago’s 57th mayor Monday. Here & Now‘s Robin Young talks with WBEZ reporter Tessa Weinberg about the challenges Johnson faces. This article was originally published on WBUR.org. Copyright 2023 NPR. To see more, visit https://www.npr.org.