Brian Doyle remembers the explosion that hurled him to the coke plant’s floor — but little else from that day. It was a ...

In the last five years, U.S. Steel has paid more than $10 million in penalties for violations of the Clean Air Act at ...

Rich Lattanzi knows all about safety in U.S. Steel’s Mon Valley facilities. At age 26, decades before he was elected in 2010 ...