Democratic presidential candidate U.S. Senator Barack Obama (D-IL) speaks to supporters during a campaign rally at the Veterans Memorial Building in Cedar Rapids, Iowa, January 2, 2008.
(Jim Young/Reuters)
Democratic presidential hopeful, Sen. Barack Obama D-Ill., speaks at a campaign stop Wednesday, Jan. 2, 2008 in Cedar Rapids,, Iowa on the last day of presidential candidates' campaigning before the Iowa caucus.
(AP Photo/M. Spencer Green)
Democratic presidential hopeful, Sen. Barack Obama D-Ill., speaks at a campaign stop Wednesday, Jan. 2, 2008 in Cedar Rapids,, Iowa on the last day of presidential candidates' campaigning before the Iowa caucus. (AP Photo/M. Spencer Green)
Democratic presidential candidate Senator Barack Obama (D-IL) greets supporters at a campaign rally at the Veterans Memorial Building in Cedar Rapids, Iowa January 2, 2008.
REUTERS/Jim Young (UNITED STATES)