U.S. Steel released preliminary findings about the potential cause of Monday's deadly explosion at U.S. Steel Clairton Coke ...

The deadly blast at the U.S. Steel facility outside Pittsburgh was just the latest in a series of recent workplace accidents.

U.S. Steel has released new details on what investigators believe caused the explosion at the Clairton Coke Works plant that ...

U.S. Steel says it believes a gas valve failure led to the explosion Monday morning at its Clairton Coke Works, in which two ...

Richard Tikey stood by anxiously until every last one of his colleagues was accounted for after a deadly blast Monday morning ...

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

A second Westmoreland County man was identified as the other victim who was killed Monday in an explosion at U.S. Steel’s ...

An explosion at US Steel's Clairton Coke Works in Allegheny County, PA, left several injured. The plant sits along the ...

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

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

Explosions late Monday morning at Clairton Coke Works in Allegheny County killed one person and injured 10 others, as ...

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