A deadly explosion at U.S. Steel’s Clairton Coke Works near Pittsburgh has killed two workers and injured ten others after a ...

Channel 11 spoke exclusively with United Steelworkers Local 1557 Vice President Richard Tikey, sharing his reaction to new ...

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

The company released its preliminary findings from an investigation into Monday’s explosion that killed two workers.

Preparations for a routine maintenance task may have led to an explosion at a U.S. Steel coal-processing plant near Pittsburgh that left two dead and sent 10 to hospitals, the company said Friday.

A gas valve failure during maintenance work may have led to the fatal explosion at the U.S. Steel Clairton plant in ...

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

"Pressure built inside the valve, leading to valve failure and coke oven gas filling the area and ultimately exploding when ...

Flushing of a gas valve made during maintenance preparation may have led to the deadly explosion at the U.S. Steel Clairton ...

The explosion happened when workers were flushing a gas valve in preparation for maintenance on two of the plant's coke oven ...