An explosion occurred Monday at a steel factory in Clairton, Pennsylvania, authorities said. A spokesperson for Allegheny ...

CLAIRTON, Pa. (AP) — An explosion Monday at a U.S. Steel plant near Pittsburgh has left people trapped under the rubble, with ...

In Clairton, Pennsylvania, officials say one person was killed and one person is missing after a steel plant explosion this morning. The Allegheny County Health Department says air quality monitors ...

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

CLAIRTON: Multiple explosions shook a steel plant in Pennsylvania near Pittsburgh on Monday, killing one person and injuring ...

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

One person has died, one is unaccounted for and 10 are injured following an explosion at a Pennsylvania steel plant on Monday ...