The cause of the blast is still unknown. The Pennsylvania plant has racked up fines and faced lawsuits over emissions problems. A federal safety agency announced Tuesday that it has launched an ...

Two girls and an adult missing since a huge explosion tore through a Nebraska biofuels plant are confirmed dead, officials said Wednesday, as firefighters were still battling smoke and flames ...

An explosion occurred at Clairton Coke Works near Pittsburgh. Authorities said that 10 people were injured and two people have died. It's the largest coking plant in the country. An explosion at a ...

As investigators look into the cause of the explosion at a steel plant near Pittsburgh that killed two and injured several others, officials are clarifying the number of blasts and offering ...

Two people died and at least 10 people were injured after the last missing individual was found dead following multiple explosions at the U.S. Steel Clairton plant on Monday. First responders were ...