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

In the last five years, U.S. Steel has paid more than $10 million in penalties for violations of the Clean Air Act at ...

• At least one person is dead, 10 injured and one unaccounted for in an explosion at the Clairton Coke Works in Pittsburgh, ...

CLAIRTON, Pa. (AP) — Investigators are working to determine the cause of an explosion that rocked a steel plant outside ...

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

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

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

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

Gov. Josh Shapiro said state officials were responding to Clairton Coke Works in Clairton, Pa., roughly 15 miles southeast of ...

Two workers were killed and nearly a dozen were injured while they were preparing for a maintenance project at the Clairton facility.

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

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