US Democratic presidential candidate Senator Barack Obama pauses while preparing to answer a question in Orlando

 
US Democratic presidential candidate Senator Barack Obama pauses while preparing to answer a question in Orlando
US Democratic presidential candidate Senator Barack Obama (D-IL) pauses while preparing to answer a question during the 2008 National Urban League annual conference in Orlando, Florida August 2, 2008. REUTERS/Scott Audette (UNITED STATES) US PRESIDENTIAL ELECTION CAMPAIGN 2008 (USA)