August 27, 2008 (50 images)

Vice Presidential candidate Sen. Joe Biden (D-DE) embraces members of his family after delivering remarks during the third day of the Democratic National Convention at the Pepsi Center in Denver on August 27, 2008. (UPI Photo/Kevin Dietsch)

Vice Presidential candidate Sen. Joe Biden (D-DE) kisses his wife Jill after delivering remarks during the third day of the Democratic National Convention at the Pepsi Center in Denver on August 27, 2008. (UPI Photo/Kevin Dietsch)

Democratic Presidential candidate Sen. Barack Obama (D-IL) (R) and Democratic Vice Presidential candidate Sen. Joe Biden (D-DE) join each other on stage at the Democratic National Convention at the Pepsi Center in Denver, Colorado on August 27, 2008. (UPI Photo/Gary Caskey)

Andy Roddick hits a backhand in his first round match against Fabrice Santoro on day three at the U.S. Open Tennis Championships at the U.S. National Tennis Center in Flushing Meadows, New York on August 27, 2008. (UPI Photo/John Angelillo)