Steel Plaza in downtown Pittsburgh reopens after evacuation

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PITTSBURGH — Steel Plaza in downtown Pittsburgh was briefly shut down Friday morning after what the Port Authority of Allegheny County called a "possible emergency situation."

The Port Authority tweeted at 8:41 a.m. that riders were evacuated from the station and all light rail vehicles in the downtown area were at a standstill while emergency crews investigated.

Steel Plaza reopened just after 9 a.m.