Authorities said their investigation has shifted to the cause of the explosion after they accounted for everyone who was ...

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 ...

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

Authorities confirmed a second fatality after an explosion at the U.S. Steel Clairton Coke Works facility outside of ...

Multiple explosions on Monday at a U.S. Steel plant near Pittsburgh killed two people and injured 10 others, according to the ...

Ten people were hospitalized after the blast at a coke plant in Clairton, Pa., near Pittsburgh. One person who had been ...

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

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

Gov. Josh Shapiro said state officials were responding to Clairton Coke Works in Clairton, Pa., roughly 15 miles southeast of ...

The Allegheny County Emergency Services said a fire at the plant started around 10:51 a.m. and that it has transported five ...

Multiple explosions at a U.S. Steel plant near Pittsburgh killed at least one person and injured 10 others, authorities said ...