Workers returned​ to U.S. Steel Clairton Coke Works on Tuesday morning, one day after an explosion killed two people.

The cause of the blast is still unknown. The Pennsylvania plant has racked up fines and faced lawsuits over emissions ...

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured more than 10 others. The CEO has vowed ...

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

United States Steel Corp. and its parent company, Nippon Steel Corp. are committed to keeping the Clairton Coke Works ...

The potential pollution impact was mitigated because the weather cooperated, the Allegheny County Health Department said.

Officials are sharing new information following a deadly explosion at U.S. Steel’s Clairton Coke Works on Monday, revealing ...

Two workers died and at least 10 people were injured after multiple explosions at the U.S. Steel Clairton plant.

The company defended its safety record as Investigators worked to determine the cause of the blast.

Two people were killed and 10 others were injured in an explosion at the U.S. Steel Clairton Coke Works plant on Monday.

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