A search and rescue operation is under way for another person who is unaccounted for, while the cause of the explosion is ...

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

The U.S. Steel Clairton Coke Works plant outside of Pittsburgh was the sight of multiple explosions Monday, leaving one ...

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

An explosion at a U.S. Steel plant near Pittsburgh left one dead and dozens injured or trapped under the rubble Monday, with ...

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

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

A rescue operation is underway for people trapped under rubble following an explosion at a Pennsylvania steel plant, ...

At least one person was killed and dozens more injured after an explosion at a U.S. Steel plant in Clairton, Pa.

Officials say a rescue operation to save people trapped under rubble is underway after an explosion at U.S. Steel Clairton ...

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