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

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

The explosion took place at the US Steel Clairton Coke Works plant, located south of Pittsburgh, Pennsylvania.

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 Clairton Coke Works is considered the largest coking operation in North America and one of four major U.S. Steel plants ...

Two workers were killed and 10 were injured after an explosion Monday at the U.S. Steel Clairton Coke Works plant in ...

At least one person was killed and ten were hospitalized after an explosion at a U.S. Steel plant in Clairton, Pa.

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

One person has died and two are believed to be missing in the explosion at a U.S. Steel plant, Allegheny County emergency services spokesperson Kasey Reigner said. Multiple other people were treated ...

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

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