The preliminary findings say how the company believes the explosion occurred. A union statement cautioned the investigation is in its early stages.

Allegheny County is boosting air monitoring after a deadly explosion at U.S. Steel’s Clairton Coke Works, a plant with a ...

Here in our area, we have been known for many different industries over the centuries. Some of the earliest industries we have been noted for are agriculture, woolen products, glass, pottery, oil and ...

Tucked away in Lancaster County’s rolling countryside, Hunsecker’s Mill Covered Bridge stands as a wooden time capsule that transforms an ordinary drive into an extraordinary journey through ...

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