President-elect Barack Obama waves to his supporters behind bullet-proof glass as he takes the stage to deliver his victory speech at the election night party for Democratic presidential candidate Sen. Barack Obama, D-Ill., at Grant Park in Chicago, Tuesday night, Nov. 4, 2008. (AP Photo/David Guttenfelder)

President-elect Barack Obama waves to his supporters behind bullet-proof glass as he takes the stage to deliver his victory speech at the election night party for Democratic presidential candidate Sen. Barack Obama, D-Ill., at Grant Park in Chicago, Tuesday night, Nov. 4, 2008. (AP Photo/David Guttenfelder)