Workers were heating coal and preparing for routine maintenance when an explosion rocked a U.S. Steel plant outside ...

“It is with profound sadness that I share with you that the U. S. Steel colleague who had been unaccounted for has been ...

An explosion at the company’s blast furnace/basic oxygen furnace complex in Pennsylvania occurred during a maintenance procedure, according to the steelmaker.

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured 10 others on Monday morning.

One of the two people killed in the Pennsylvania steel factory explosion Monday has been identified as a father who came from ...