Also happening today, nearly 40 vehicles were set on fire in two separate incidents on the South Side overnight; Cook County Sheriff's police are asking for the public's help as they investigate a fatal hit-and-run in Proviso Township; the manhunt is over for man who escaped the Grundy County over the weekend; former Mayor Rahm Emanuel delivered an edgy speech over the weekend for the Gridiron Club and Foundation winter dinner; and much more.