News
The deadly blast at the U.S. Steel facility outside Pittsburgh was just the latest in a series of recent workplace accidents.
Authorities said their investigation has shifted to the cause of the explosion after they accounted for everyone who was missing.
An explosion at a U.S. Steel coking plant near Pittsburgh has left people trapped under the rubble. Here's what we know.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback