Explosions at a U.S. Steel plant near Pittsburgh left one dead and at least 10 in hospitals as emergency workers searched the ...

Our top priority is the safety and wellbeing of our employees and the environment," U.S. Steel said in a statement released ...

Multiple explosions Monday at a U.S. Steel coking plant near Pittsburgh left one person dead and at least 10 injured, ...

Dozens of people were injured and some were trapped in rubble at a coke plant in Clairton, Pa., near Pittsburgh, rescue ...