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

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

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

United States Steel said on Friday a fatal blast that killed two and injured 10 others at its Clairton Coke Works plant near ...

U.S. Steel Clairton Coke Works' current limited coke-making capacity due to Monday's explosion is prompting concerns.

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

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

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

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

U.S. Steel said its investigation indicates the explosion happened when workers were flushing a gas valve in preparation for ...

Flushing of a gas valve made during maintenance preparation may have led to the deadly explosion at the U.S. Steel Clairton ...

Pittsburgh Action News 4 has confirmed at least two people have died and nine others have been injured after multiple ...