Trump's immigration crackdown looms over Mexican Independence Day celebrations

City officials and community advocates are preparing for Mexican Independence Day caravans downtown this weekend amid stepped-up immigration raids in Chicago. Why it matters: The caravan celebrations in the past have caused massive gridlock and chaos downtown, but they could be muted this year because of fear over potential federal immigration operations. The latest: The city is warning residents that officials could close downtown streets this weekend and only people with approved permits would be able to access the area. Catch up quick: Downtown caravans have been part celebration, part...