The tragedy has rocked the Mon Valley, and its congresswoman wants answers. Democratic Congresswoman Summer Lee is ...

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

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

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

At least one person has died, and one person remains unaccounted for, while at least 10 people have been injured following ...

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

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

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

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

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.