US Democratic presidential candidate Senator Barack Obama (D-IL) greets supporters after a town hall meeting at Westerville Central High School in Westerville, Ohio

 
US Democratic presidential candidate Senator Barack Obama (D-IL) greets supporters after a town hall meeting at Westerville Central High School in Westerville, Ohio
US Democratic presidential candidate Senator Barack Obama (D-IL) greets supporters after a town hall meeting at Westerville Central High School in Westerville, Ohio, March 2, 2008. REUTERS/Jim Young (UNITED STATES) US PRESIDENTIAL ELECTION CAMPAIGN 2008 (USA)