The deadly explosion at Clairton Coke Works near Pittsburgh occurred when a gas valve was flushed before planned maintenance, ...

U.S. Steel says preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing ...

Channel 11 spoke exclusively with United Steelworkers Local 1557 Vice President Richard Tikey, sharing his reaction to new ...

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

The investigation asking if companies in Esparto were involved in activities beyond what their licenses permitted will ...

The explosion at U.S. Steel's Pittsburgh-area plant has reignited debate about its future. The plant, part of a long-standing ...

The preliminary findings say how the company believes the explosion occurred. A union statement cautioned the investigation ...

The mill, which is part of the recent merger between U.S. Steel and Nippon Steel, has faced scrutiny from federal and local ...

A n 18-wheeler-tanker exploded and caught fire on the US-90 Alternate entrance ramp at Fondren Saturday morning, according to ...

"In science fiction, there are scenes where a beam is fired at something to destroy it, causing an explosion with debris ...

Authorities are currently investigating the cause of the explosion. An explosion was heard in the vicinity of the Mazzeh area ...