Two people have died and 10 are injured following an explosion at a Pennsylvania steel plant on Monday, Allegheny County ...

The explosion sent black smoke spiraling into the midday sky in the Mon Valley, a region of the state synonymous with steel ...

The explosion, followed by several smaller blasts, could be felt in the nearby community and prompted county officials to ...

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

• There has been an explosion at the Clairton Coke Works Steel Plant in Pittsburgh, Pennsylvania. • Dozens are hurt – and ...

Multiple people have been injured in Pennsylvania, and several medical helicopters have been dispatched to the area.

Ten people were hospitalized after the blast at a coke plant in Clairton, Pa., near Pittsburgh. One person who had been ...

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

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

Authorities confirmed a second fatality after an explosion at the U.S. Steel Clairton Coke Works facility outside of Pittsburgh.

An explosion rocked the U.S. Steel Clairton Coke Works facility near Pittsburgh Monday, leaving people trapped beneath the ...