The deadly explosion at Clairton Coke Works near Pittsburgh occurred when a gas valve was flushed before planned maintenance, ...

The preliminary findings say how the company believes the explosion occurred. A union statement cautioned the investigation ...

U.S. Steel released preliminary findings about the potential cause of Monday's deadly explosion at U.S. Steel Clairton Coke ...

U.S. Steel says preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing ...

U.S. Steel has released new details on what investigators believe caused the explosion at the Clairton Coke Works plant.

If you grew up in Pittsburgh or in one of the nearby steel towns, the deadly explosion at U.S. Steel’s Clairton Coke Works ...

Preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing plant near ...

A Monongahela business launched a fundraiser to benefit employees of the U.S. Steel Clairton Works after Monday’s explosion ...

Louisiana Attorney General Liz Murrill accused California-based Roblox of enabling online predators to endanger children in a ...

Family members tell Pittsburgh's Action News 4 Steven Menefee, a father of two, was a loving man who would give you the shirt off his back.

Test your knowledge of the week’s events as reported in The Wall Street Journal.