Add Yahoo as a preferred source to see more of our stories on Google. A general view of the exterior of the U.S. Steel Clairton Coke Plant, on March 20, 2024, in Clairton, Pennsylvania. (Jeff Swensen ...

Carbon monoxide and gas alarms were triggered leading up to a fatal explosion at the U.S. Steel Clairton Coke Works site Aug. 11, according to information released by the U.S. Chemical Safety and ...