The explosion, which was powerful enough to shake nearby homes, killed two and injured more than 10 steelworkers, including one who spent hours trapped in rubble.

After an explosion rocked a steel plant outside Pittsburgh on Monday, workers scrambled into the wreckage alongside firefighters. A cloud of black smoke rose above a charred pickup truck as rescuers ...

Authorities said their investigation has shifted to the cause of the explosion after they accounted for everyone who was missing.

The U.S. Steel plant in Clairton, Pa., where an explosion killed two workers and injured 10 on Monday, has a history of ...

Two people are dead and 10 others injured after an explosion at U.S. Steel’s Clairton Coke Works near Pittsburgh. The ...