Timothy Quinn, 39, of East Huntingdon Township, also died in the incident. Ten other people were injured. Three of them are ...

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

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

Authorities on Thursday identified the second person who was killed in an explosion at U.S. Steel’s Clairton Coke Works ...

The office of the Allegheny County medical examiner identified a second man who was killed in an explosion at the Clairton ...

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

The health department began deploying mobile air units Thursday provided by Pennsylvania’s Department of Environmental ...

Family members tell Pittsburgh's Action News 4 Steven Menefee, a father of two, was a loving man who would give you the shirt ...

The Clairton Coke Works, where an explosion killed two workers and injured 10, has a history of maintenance issues, ...