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

La explosión fatal ocurrida la semana pasada en la planta de procesamiento de carbón de U.S. Steel en el área de Pittsburgh ...

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

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

Workers returned​ to U.S. Steel Clairton Coke Works on Tuesday morning, one day after an explosion killed two people.

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

The fatal explosion last week at U.S. Steel’s Pittsburgh-area coal-processing plant has revived debate about its future just as the iconic American company was emerging from a long p ...

Authorities said their investigation has shifted to the cause of the explosion after they accounted for everyone who was missing.