Michael J. Fox In Town To Campaign For Dems Fox Addresses Rush Limbaugh's Accusations Mike Puccinelli Reporting (CBS) WHEATON Actor Michael J. Fox was in town Tuesday to campaign for Democratic candidates, but he spent a lot of his day responding to derogatory comments made by radio talk show host Rush Limbaugh. CBS 2 West Suburban Bureau Chief Mike Puccinelli reports it has to do with Fox's support for stem cell research. More than 200 people rose to their feet to greet Tammy Duckworth and Michael J. Fox. The "Back to the Future" star and Parkinson's sufferer was in Wheaton...