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

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

United States Steel Corp. said Friday the fatal blast that killed two workers at its Clairton Coke Works facility in ...

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

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured more than 10 others. The CEO has vowed ...

The Trump administration on Friday widened the reach of its 50% tariffs on steel and aluminum imports by adding hundreds of ...

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

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