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

This video provided to CNN by CMU CREATE Lab/Breathe Project. At this point, it's not clear how many people were injured.

The blast killed at least one person and injured at least 10 others. Nearby residents were advised to stay inside over air ...

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

The mill, which is part of the recent merger between U.S. Steel and Nippon Steel, has faced scrutiny from federal and local ...

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

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

After an explosion rocked a steel plant outside Pittsburgh, workers scrambled into the wreckage alongside firefighters ...

Yesterday's devastating explosion at a steel plant just outside of Pittsburgh has now claimed a second life, officials report ...