U.S. Democratic presidential nominee Senator Barack Obama (D-IL) steps off his campaign plane carrying a Halloween pumpkin, at Chicago Midway Airport, October 31, 2008. Obama is spending a few hours on Halloween with his family in Chicago before campaigning in Indiana later on Friday before the November 4 presidential election.

A reveler dressed in financial themed costumes marches in the annual Greenwich Village Halloween Parade in New York, October 31, 2008