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

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

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

Producers of metals and other raw materials declined as an elevated wholesale inflation reading drove up the value of the U.S. dollar. Chilean copper giant Antofagasta posted an increase in first-half ...

Ten others were injured, and people who live near the plant were urged to stay inside. Three explosions at U.S. Steel’s ...

The U.S. Steel plant in Clairton, Pa., where an explosion killed two workers and injured 10 on Monday, has a history of ...

Moments after an explosion erupted at a U.S. Steel plant outside Pittsburgh, company firefighters, local responders and employees raced in to rescue people from the smoldering wreckage. They were able ...

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

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

Crews are working to restore operations after the deaths of two employees.