Activists want a date when the 88-year-old Waukegan coal-fired power plant will begin a transition to cleaner power. But NRG Energy says it's poured millions into pollution controls for the plant and has no plans to close.
Jan 6, 2016 |
Not that long ago, air pollution from burning coal made the Windy City more like the Smoggy City. Geoffrey Baer tells us how Chicago cleaned up its act.