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

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

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

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

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

"The steel way of life is sacred here," he said. "The union way of life is sacred here and that’s why I fought for that when I was Lt. governor and that’s why I’m proud to be here today.” ...

An explosion at a U.S. Steel coking plant near Pittsburgh has left people trapped under the rubble. Here's what we know.