Multiple people have been injured in Pennsylvania, and several medical helicopters have been dispatched to the area.

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

Clairton, Pennsylvania was rocked Tuesday by an explosion at the U.S. Steel Clairton Coke Works. Clairton Mayor Richard ...

The exact locations and times for the units’ deployment will be based on real-time forecasts developed by ACHD and PADEP ...

One person has died and dozens are reportedly injured or trapped under rubble following an explosion at a U.S. Steel plant ...

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

The second person killed in Monday’s deadly explosion at the U.S. Steel Clairton Coke Works has been identified.

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

Regulators are temporarily stepping up pollution monitoring in the Mon Valley after a deadly explosion at U.S. Steel’s ...

CLAIRTON, Pa. (AP) — Workers were pushing coke out of huge ovens and preparing for maintenance when an explosion rocked a U.S ...

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

The tragedy has rocked the Mon Valley, and its congresswoman wants answers. Democratic Congresswoman Summer Lee is ...