US Democratic presidential candidate Senator Barack Obama shakes hands with supporters after arriving at a rally in Tampa, Florida

 
US Democratic presidential candidate Senator Barack Obama shakes hands with supporters after arriving at a rally in Tampa, Florida
US Democratic presidential candidate Senator Barack Obama (D-IL) shakes hands with supporters after arriving at a rally in Tampa, Florida May 21, 2008. REUTERS/Scott Audette (UNITED STATES) US PRESIDENTIAL ELECTION CAMPAIGN 2008 (USA)