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

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

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

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

Workers were heating coal and preparing for routine maintenance when an explosion rocked a U.S. Steel plant outside ...

U.S. Steel Clairton Coke Works' current limited coke-making capacity due to Monday's explosion is prompting concerns.

The mill, which is part of the recent merger between U.S. Steel and Nippon Steel, has faced scrutiny from federal and local ...

Crews are working to restore operations after the deaths of two employees.

A devastating explosion at the Horizon Biofuels plant in Fremont, Nebraska, has left two children and an adult dead. Fire crews continue battling flames and smoke as the community mourns.

Two girls and an adult missing since a huge explosion tore through a Nebraska biofuels plant are confirmed dead, officials said Wednesday.