Democratic presidential nominee U.S. Senator Barack Obama (D-IL) and vice presidential nominee Sen. Joe Biden (D-DE) (L) stand with their wives Michelle Obama (R) and Jill Biden, and Obama daughters Sasha (waving) and Malia, following Senator Obama’s acceptance speech at the 2008 Democratic National Convention in Denver, Colorado August 28, 2008. REUTERS/Mike Segar (UNITED STATES) US PRESIDENTIAL ELECTION CAMPAIGN 2008 (USA)