The explosion took place at the US Steel Clairton Coke Works plant, located south of Pittsburgh, Pennsylvania.

An explosion rocked the U.S. Steel Clairton Coke Works facility near Pittsburgh Monday, leaving people trapped beneath the ...

Multiple people have been injured in Pennsylvania, and several medical helicopters have been dispatched to the area.

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured more than 10 others. The CEO has vowed ...

The Clairton Coke Works is considered the largest coking operation in North America and one of four major U.S. Steel plants ...

CLAIRTON, Pa. (AP) — An explosion at a U.S. Steel plant near Pittsburgh left one person dead and sent at least 10 to ...

Authorities confirmed a second fatality after an explosion at the U.S. Steel Clairton Coke Works facility outside of ...

An explosion at a U.S. Steel plant south of Pittsburgh killed two people and injured 10 others on Monday morning.

An explosion at a U.S. Steel plant near Pittsburgh has left dozens injured or trapped under the rubble, with emergency ...

CLAIRTON, Pa. (AP) — Explosions at a U.S. Steel plant that shook the ground near Pittsburgh left one dead and sent at least ...

U.S. Steel says its preliminary investigation found that the blast happened after pressure built up while a gas valve was being flushed ahead of maintenance work.

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