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

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

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

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

Two workers died and at least 10 people were injured after multiple explosions at the U.S. Steel Clairton plant.

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

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

Two people are dead and 10 others injured after an explosion at U.S. Steel’s Clairton Coke Works near Pittsburgh. The ...

Officials provided an update on an explosion at a U.S. Steel plant near Pittsburgh, Pennsylvania, that left at least one ...

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

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