Two people are dead and 10 others injured after an explosion at U.S. Steel’s Clairton Coke Works near Pittsburgh. The recovery operation has ended, and the cause is under investigation.

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

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

The explosion, followed by several smaller blasts, could be felt in the nearby community and prompted county officials to warn residents to stay away from the scene so emergency workers could respond.

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

Allegheny County is increasing air quality monitoring after an explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured more than 10 others.

Family members tell Pittsburgh's Action News 4 Steven Menefee, a father of two, was a loving man who would give you the shirt off his back.

Yesterday's devastating explosion at a steel plant just outside of Pittsburgh has now claimed a second life, officials report. The blast, which occurred in the battery operation area of the facility,

One dead and dozens hurt after explosion rocks Pittsburgh area steel plant - Locals were told to close windows and doors following the explosion

Two people are dead and 10 others injured after an explosion at U.S. Steel’s Clairton Coke Works near Pittsburgh. The recovery operation has ended, and the cause is under investigation.

Data from the EPA and OSHA provide a glimpse into some of the previous violations and injury reports at the Clairton Coke Plant over the past decade.