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

Officials are still working to determine the cause of an explosion that rocked a steel plant outside Pittsburgh, leaving two ...

A second person has died after an explosion tore through a Pennsylvania steel plant on Monday, local officials have confirmed ...

An explosion at a U.S. Steel plant near Pittsburgh left one person dead and sent at least 10 to hospitals Monday and ...