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2 exposed to suspicious white substance at Manhattan federal building

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MANHATTAN — Emergency crews are responding Friday to the federal building in Manhattan in regards to a suspicious white substance found there, officials said.

NYPD said a white substance was found in an envelope on the 37th floor of 26 Federal Plaza. Fire crews and police are on the scene.

At least two people were exposed and have been isolated, police said. The situation is contained to the 37th floor of the building.

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