As usual, plenty of Americans planned long weekends and trips with their families over Labor Day. Of course, for most of you, that means that tomorrow is when you’ll need to be heading back to work so those travelers will be returning home today. But if you live in the Chicago area that may be harder than it sounds. Protesters have announced plans to completely shut down the Kennedy Expressway, the single major route of access to O’Hare Airport. Protest organizers have a lot to complain about, much of it quite valid, but this is a pretty extreme (not to...