At least one person has died, and one person remains unaccounted for, while at least 10 people have been injured following ...

Video shows a huge plume of black smoke above the U.S. Steel Clairton plant after deadly explosions on Monday.

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

Two people were killed and 10 others were injured in an explosion at the U.S. Steel Clairton Coke Works plant on Monday.

Officials say two people have died and 10 others were injured after a US Steel Plant explosion occurred in Clairton, ...

An explosion at a U.S. Steel plant near Pittsburgh left one person dead and sent at least 10 to hospitals Monday and heavily ...

Two people have died and 10 are injured following an explosion at a Pennsylvania steel plant on Monday, Allegheny County ...

Officials across the state of Pennsylvania are reacting following the deadly explosions at the U.S. Steel Clairton Coke Works ...

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

Trisha Quinn is searching for her brother who she says was working at the time of multiple explosions at the U.S. Steel ...

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