The blast drew multiple emergency crews to a plant in Clairton, Pa., near Pittsburgh, for what officials called a mass ...

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

The plant, a massive industrial facility along the Monongahela River south of Pittsburgh, is considered the largest coking ...

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

Por MARC LEVY, MICHAEL CASEY y PATRICK WHITTLEUna explosión el lunes en una planta de U.S. Steel cerca de Pittsburgh ha ...

An explosion Monday at a US Steel coking plant near Pittsburgh has left people trapped under the rubble, with emergency ...

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

Multiple people were injured on Monday after an explosion at a steel plant in the Pittsburgh metropolitan area, where fire ...

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

Officials have declared a local health emergency after the Esparto fireworks explosion that killed seven people in July.

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