Pittsburgh lawyer John Gismondi has seen it all before. He represented the family of Nicholas Revetta, killed in a 2009 ...

A Mobile Air Unit provided by the Pennsylvania Department of Environmental Protection and Carnegie Mellon University made several stops in the Mon Valley Thursday and Friday, monitoring the air ...

The explosion this week at U.S. Steel's Pittsburgh-area plant has reignited debate about its future. The Clairton plant is part of a long-standing steelmaking tradition in the Mon Valley and ...

A deadly explosion at U.S. Steel’s Clairton Coke Works near Pittsburgh has killed two workers and injured ten others after a ...

KDKA's Megan Shinn takes a look back at the news of the week, including the explosion at the U.S. Steel Clairton plant, the ...