The explosion this week at U.S. Steel's Pittsburgh-area plant has reignited debate about its future. The Clairton plant is ...

U.S. Steel said its investigation indicates the explosion happened when workers were flushing a gas valve in preparation for ...

Channel 11 spoke exclusively with United Steelworkers Local 1557 Vice President Richard Tikey, sharing his reaction to new details in the investigation into the deadly explosion at the Clairton Coke ...

An explosion at a US Steel plant near Pittsburgh, Pennsylvania, left two people dead and at least 10 injured on Monday, ...

The preliminary findings say how the company believes the explosion occurred. A union statement cautioned the investigation ...

The deadly explosion at Clairton Coke Works near Pittsburgh occurred when a gas valve was flushed before planned maintenance, ...

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

United States Steel said on Friday a fatal blast that killed two and injured 10 others at its Clairton Coke Works plant near ...

Two workers died and at least 10 people were injured after multiple explosions at the U.S. Steel Clairton plant.

Pennsylvania leaders want answers as to what caused Monday's deadly explosion at U.S. Steel's Clairton plant. The tragedy has ...

Pittsburgh Action News 4 has confirmed at least two people have died and nine others have been injured after multiple ...

US Steel appointed three American directors to its board, after Nippon Steel closed its acquisition of the company last month.