Director of Investigations John Chase will talk about Rep. Sean Casten. Rep. Sean Casten, a Democrat from suburban Chicago, has been making some solid points recently about global warming and the environment and its potential impact on the world, the nation, Illinois and Chicago. But in comments made last week at a news conference he overstated a couple of things. We will address what Casten said & how his people said he misspoke and then focus on what experts are saying about climate change in Chicago & what can be done to help.