(The Center Square) – As Chicago police prepare for what could be a tumultuous Democratic National Convention in August, the U.S. Secret Service says they are ready. Dozens of organizations plan to protest in Chicago, which has denied permits for demonstrations near the United Center convention site. Secret Service Director Kimberly Cheatle, an Eastern Illinois University graduate, was scheduled to tour convention venues in Chicago and Milwaukee, which will host the Republican National Convention in July. “Each city is unique and different, the venues are different, the schedule of events are …