Grist: Last summer, clean-air activists celebrated the shutdown of Chicagos notorious Fisk and Crawford coal power plants, which ended the Windy Citys distinction as the only U.S. metropolis to house two operating coal facilities. The victory came thanks to a dogged grassroots battle waged by residents of Little Village and Pilsen, the predominantly Latino, working-class neighborhoods bearing the brunt of the plants pollution. Today, the woman who spearheaded that battle, lifelong Little Village resident...