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 ...

(Reuters) -United States Steel said on Friday a fatal blast that killed two and injured 10 others at its Clairton Coke Works ...

The Trump administration on Friday widened the reach of its 50% tariffs on steel and aluminum imports by adding hundreds of ...

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

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

The US' decision to widen the scope of products subject to steel and aluminum tariffs on top of the June increase to 50 ...

Speaking after a high-profile summit with Russian President Vladimir Putin in Alaska, Trump told Fox News host Sean Hannity ...