Broken and cracked valves, 70-year-old and outdated equipment and more were some of the initial findings of the Chemical ...

The CSB has not determined whether the valve failures occurred before or as a result of the explosion on Aug. 11, which ...

More than a month after the deadly U.S. Steel Clairton plant explosion, investigators are revealing new insight into how it ...

U.S. Steel previously said an investigation done by a third party shows that as a gas valve was being flushed, too much ...

CSB updates on the fatal explosion at U.S. Steel Clairton Coke Works, focusing on the role of an old valve in the incident.

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

The Clairton Coke Works, a U.S. Steel coking plant, is seen Monday, Aug 11, 2025, in Clairton, Penn. (AP Photo/Gene Puskar) ...

The U.S. Chemical Safety and Hazard Investigation Board provided an update Monday on its investigation into the fatal U.S.

Justice Elena Kagan’s opinion for a sharply divided court in Pulsifer v. United States resolves an ambiguity in the provisions added to federal sentencing law in the First Step Act of 2018, coming ...