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Fatal explosion at US Steel's plant raises questions about its future, despite heavy investment

HARRISBURG, Pa. (AP) — The fatal explosion last week at U.S. Steel's Pittsburgh-area coal-processing plant has revived debate ...

US Steel's deadly Clairton plant blast caused by gas valve failure

United States Steel said on Friday a fatal blast that killed two and injured 10 others at its Clairton Coke Works plant near ...

Investigators release new details on what caused the US Steel Clairton Coke Works explosion

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

Preliminary findings from U.S. Steel suggest what may have caused deadly Clairton Coke Works explosion

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

Explosions at U.S. Steel Clairton plant kill 2 and injure at least 10, officials say

Two workers died and at least 10 people were injured after multiple explosions at the U.S. Steel Clairton plant.

Gas valve failure during routine maintenance work may have led to fatal explosion, US Steel says

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

As investigators head to Clairton, U.S. Steel says it's ready to get to bottom of deadly explosion

Pennsylvania leaders want answers as to what caused Monday's deadly explosion at U.S. Steel's Clairton plant. The tragedy has ...

Explosion at US Steel's Clairton plant presents challenge to Nippon’s investment plans - WSJ

Nippon Steel promised to invest $14B to keep US Steel's aging plants operating for decades but the deadly explosion at the Clairton coking plant will test its resolve through a costly crisis ...