THE NEW YORK TIMES – By GRAHAM ROBERTS, ALAN McLEAN, ARCHIE TSE, LISA WAANANEN, TIMOTHY WALLACE, XAQUIN G.V., JOE BURGESS and JOE WARD
The New York City Marathon course has changed little since it first wound its way through all five boroughs in 1976. But the neighborhoods along the route have seen significant change: they are mostly richer and the ethnic makeup of many of them has shifted.