NEW YORK CITY - APR. 20:  Entrance to NYC subway station at 23rd Street seen on April 20, 2012.  Owned by the NY City Transit Authority, the subway has 469 stations in operation
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NEW YORK CITY - APR. 20: Entrance to NYC subway station at 23rd Street seen on April 20, 2012. Owned by the NY City Transit Authority, the subway has 469 stations in operation