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U.S. Steel early findings pinpoint gas valve failure as cause of fatal Clairton Coke Works blast

U.S. Steel on Friday pinned the blame for the deadly explosion Monday at the Clairton Coke Works on a valve failure that led ...

Preliminary findings from U.S. Steel suggest what may have caused deadly Clairton Coke Works explosion

U.S. Steel released preliminary findings about the potential cause of Monday's deadly explosion at U.S. Steel Clairton Coke ...