PITTSBURGH (KDKA) -- Chunks of concrete came tumbling down from the ceiling Wednesday night at the David L. Lawrence Convention Center and engineers are now trying to make sure the building is safe.
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WATCH: Video shows moment concrete falls from Prudential Tunnel during afternoon commute
Traffic was snarled in the Prudential Tunnel Friday afternoon after a large chunk of concrete fell from the roof of the busy tunnel. The Massachusetts Department of Transportation alerted drivers that ...
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