HARRISBURG, Pa. (AP) — Preparations for a routine maintenance task may have led to an explosion at a U.S. Steel ...

CLAIRTON, Pa. (AP) — Investigators are working to determine the cause of an explosion that rocked a steel plant outside ...

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

An explosion at a US Steel plant in Pennsylvania, near Pittsburgh, killed two people and injured at least 10 on Monday, ...

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

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

A devoted dad has been identified as one of the two steel workers killed from an explosion at a Pennsylvania steel plant on ...

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

A major rescue mission was underway at the US Steel Clairton Coke Works plant near Pittsburgh, Pennsylvania, which exploded ...

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured more than 10 others. The CEO has vowed ...

Two workers have died and ten were wounded after blasts at a US steel plant in Pennsylvania, officials said. "Multiple ...

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