Aurora Police Chief Kristen Ziman takes questions from reporters during a press conference on Feb. 16, 2019, the day after a mass shooting at Henry Pratt Co. in the city saw five Pratt employees killed and five Aurora police officers and a Pratt employee wounded. (Abel Uribe / Chicago Tribune)
Aurora Police Chief Kristen Ziman announces retirement from department she has been with since 1991; was finalist for top cop jobs in Chicago, Nashville
