Explosions at the U.S. Steel Clairton plant on Monday left two people dead and injured at least 10 people.

Allegheny County 911 began receiving calls about an explosion just before 11 a.m., starting a chain reaction that saw 14 fire departments and 20 EMS services respond to U.S. Steel Clairton Coke Works, along with police. The plant, which sits along a bend in the Monongahela River south of Pittsburgh, was heavily damaged, and officials confirmed a second person had died on Monday night.

Multiple secondary explosions were reported, authorities said, with Allegheny County adding that the secondary explosions did not cause any "major injuries." One of the two people who died on Monday was identified by his family as Timothy Quinn . The second victim has not been identified as of Mo

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