The fatal explosion last week at U.S. Steel's Pittsburgh-area coal-processing plant has revived debate about its future just ...

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

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

The explosion at U.S. Steel's Pittsburgh-area plant has reignited debate about its future. The plant, part of a long-standing ...

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

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

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

They just would keep rigging things together, not fixing stuff. The batteries need to be taken down one at a time and ...

U.S. Steel says its preliminary investigation found that the blast happened after pressure built up while a gas valve was being flushed ahead of maintenance work.