upset about pet coke piles scored along the calumet river. it is shipped from a nearby refinery in indiana. the same refinery responsible for the oil spill into the great lakes we covered earlier this week. chicago department of public health is warning residents there are health effects that could be profound from the dust including coughing, wheezing, shortness of breath, and experts say there s not enough literature to determine whether it goes much deeper than that. residents want to avoid being exposed to this pet coke dust f. they do, what should they do? well, authorities say, quote, limit spending time outdoors or outdoor activities. harsh verdict on that. is it realistic? what needs to be done to fight back against the corporations that are polluting neighborhoods? one congressman in the area has an answer. that s gary peters, who represents a district where pet coke piles were stored along the