The explosion took place at the US Steel Clairton Coke Works plant, located south of Pittsburgh, Pennsylvania.

An explosion Monday at a U.S. Steel plant near Pittsburgh has left dozens wounded and people trapped under the rubble, with ...

One person has died, one person is unaccounted for and at least 10 are injured following an explosion at a U.S. Steel plant ...

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

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

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

By Rich McKay and Julia Harte (Reuters) -Multiple explosions on Monday at a U.S. Steel plant near Pittsburgh killed two ...

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

An explosion rocked the U.S. Steel Clairton Coke Works facility near Pittsburgh Monday, leaving people trapped beneath the ...

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

One worker died, one person is missing and 10 were injured after an explosion at the U.S. Steel Clairton Coke Works' two ...

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