Preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing plant near ...

A devoted dad has been identified as one of the two steel workers killed from an explosion at a Pennsylvania steel plant on ...

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

Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

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

An explosion at a U.S. Steel plant near Pittsburgh left two dead and sent at least 10 to hospitals Monday and heavily damaged ...

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

Authorities confirmed a second fatality after an explosion at the U.S. Steel Clairton Coke Works facility outside of Pittsburgh.

An explosion rocked a steel plant outside Pittsburgh on Monday, leaving two dead and 10 others injured, including a person ...