Top News for Pittsburgh & Western Pennsylvania

PITTSBURGH—Residents of the Mon Valley, a cluster of townships along the Monongahela River 20 miles south of Pittsburgh, Pennsylvania, endured some of the stinkiest and most polluted air in the nation this Christmas.

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PITTSBURGH—EHN's Pittsburgh reporter Kristina Marusic joined Allegheny Front's Kara Holsopple to talk about U.S. Steel's Clairton Coke Works, one of the biggest emitters of air pollution in Pennsylvania.

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