Multiple people have been injured in an explosion at a steel plant in Clairton, Pennsylvania, officials said Monday.

Allegheny County Police said in a social media statement shortly after noon local time that several agencies were responding to U.S. Steel Clairton Coke Works "following the report of an explosion."

First responders are trying to rescue people trapped in the rubble, the Associated Press reported, adding that the number of injured is in the dozens.

Pennsylvania Gov. Josh Shapiro said in a social media statement that his administration is in touch with local officials.

"The scene is still active, and folks nearby should follow the direction of local authorities," Shapiro said.

Where is U.S. Steel Clairton Coke Works?

Clairton is about 20 miles south of Pittsburgh. The

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