HARRISBURG, Pa. (AP) — The fatal explosion last week at U.S. Steel's Pittsburgh-area coal-processing plant has revived debate ...

U.S. Steel says preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing ...

U.S. Steel has released new details on what investigators believe caused the explosion at the Clairton Coke Works plant that ...

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 people were killed and 10 others were injured in an explosion at the U.S. Steel Clairton Coke Works plant on Monday.

The preliminary findings say how the company believes the explosion occurred. A union statement cautioned the investigation is in its early stages.

When an explosion at U.S. Steel’s Clairton Coke Works tore through the quiet summer day last week, it affected every single ...

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