Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two ...

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

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

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

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

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

CLAIRTON, Pa. (AP) — Explosions at a U.S. Steel plant that shook the ground near Pittsburgh left one dead and sent at least ...

Two steelworkers are dead after an explosion at the U.S. Steel Clairton Coke Works plant. The blast happened on Monday just ...

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

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

The blast at U.S. Steel Clairton Coke Works, located in the Monongahela Valley near Pittsburgh, injured at least 10 others.

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