In this undated artist’s rendering provided by the Metropolitan Transportation Authority in New York, the Mezzanine node of the Second Avenue Subway at 46th Street in New York City is

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In this undated artist’s rendering provided by the Metropolitan Transportation Authority in New York, the Mezzanine node of the Second Avenue Subway at 46th Street in New York City is shown. The Second Avenue Subway is being built to ease rider congestion on Lexington Avenue trains. (AP Photo/Metropolitan Transportation Authority) less