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 ...

A woman confirms to Channel 11 that her brother, Timothy Quinn, was the man killed in an explosion at the US Steel Clairton Coke Works plant on Monday morning.

Two workers were killed in an explosion at a steel mill in the US state of Pennsylvania. Others were injured and taken to hospital.

An explosion at a U.S. Steel plant near Pittsburgh left two dead and sent at least 10 to hospitals Monday and heavily damaged the sprawling facility, officials said.

Clairton, Pennsylvania (TNND) — An explosion at a U.S. Steel plant near Pittsburgh left two dead and sent at least 10 to hospitals Monday and heavily damaged the sprawling facility, officials said.

CLAIRTON, Pa. (AP) — An explosion Monday at a U.S. Steel plant near Pittsburgh has left people trapped under the rubble, with emergency workers on site trying to rescue them, an official said… ...