Photos show the aftermath of the U.S. Steel Clairton plant explosions in Pennsylvania on Monday.
Explosions at the U.S. Steel Clairton plant on Monday left two people dead and injured at least 10 people.
Allegheny County 911 began receiving calls about an explosion just before 11 a.m., starting a chain reaction that saw 14 fire departments and 2... [2407 chars]