DENVER - AUGUST 28: Senate Majority Leader Harry Reid (D-NV) (C) greets on day four of the Democratic National Convention (DNC)
Date: 28/08/2008
DENVER - AUGUST 28: Senate Majority Leader Harry Reid (D-NV) (C) greets on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by John Moore/Getty Images)
DENVER - AUGUST 28: A convention goer reacts as U.S. Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Con
Date: 28/08/2008
DENVER - AUGUST 28: A convention goer reacts as U.S. Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. Obama is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Spencer Platt/Getty Images)
DENVER - AUGUST 28: A woman watches as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the
Date: 28/08/2008
DENVER - AUGUST 28: A woman watches as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Doug Pensinger/Getty Images)
DENVER - AUGUST 28: People react as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Dem
Date: 28/08/2008
DENVER - AUGUST 28: People react as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Win McNamee/Getty Images)
DENVER - AUGUST 28: U.S. Olympic gymnast Shawn Johnson recites the Pledge of Allegiance on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: U.S. Olympic gymnast Shawn Johnson recites the Pledge of Allegiance on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Chuck Kennedy-Pool/Getty Images)
DENVER - AUGUST 28: Former U.S. Vice President Al Gore waves to the audience after his speech during the final day of the Democ
Date: 28/08/2008
DENVER - AUGUST 28: Former U.S. Vice President Al Gore waves to the audience after his speech during the final day of the Democratic National Convention at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Chip Somodevilla/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) waves to the crowd after his speech on day fo
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) waves to the crowd after his speech on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Win McNamee/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) walks torward his his daughters Malia Obama (
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) walks torward his his daughters Malia Obama (L) and Sasha Obama (R) and wife Michelle Obama after his speech on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Win McNamee/Getty Images)
DENVER - AUGUST 28: People react as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) is shown on a screen during h
Date: 28/08/2008
DENVER - AUGUST 28: People react as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) is shown on a screen during his speech on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Spencer Platt/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) is shown speaking on a screen on day four of
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) is shown speaking on a screen on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Mark Wilson/Getty Images)
DENVER - AUGUST 28: People watch as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Dem
Date: 28/08/2008
DENVER - AUGUST 28: People watch as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Spencer Platt/Getty Images)
DENVER - AUGUST 28: (L to R) Michelle Obama, wife of Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL), Jill Biden
Date: 28/08/2008
DENVER - AUGUST 28: (L to R) Michelle Obama, wife of Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL), Jill Biden Democratic U.S. Vice-Presidential nominee Joe Biden (D-DE) aand his daughter Ashley watch as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Justin Sullivan/Getty Images)
DENVER - AUGUST 28: An audience member wears a baseball hat with political buttons during the final day of the Democratic Natio
Date: 28/08/2008
DENVER - AUGUST 28: An audience member wears a baseball hat with political buttons during the final day of the Democratic National Convention at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Chip Somodevilla/Getty Images)
DENVER - AUGUST 28: People wave flags and signd on day four of the Democratic National Convention (DNC) at Invesco Field at Mil
Date: 28/08/2008
DENVER - AUGUST 28: People wave flags and signd on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by John Moore/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Mark Wilson/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Mark Wilson/Getty Images)
DENVER - AUGUST 28: U.S. Sen. Dick Durbin (D-IL) walks on stage on day four of the Democratic National Convention (DNC) at Inves
Date: 28/08/2008
DENVER - AUGUST 28: U.S. Sen. Dick Durbin (D-IL) walks on stage on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Mark Wilson/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) reacts to the crowd on day four of the Democr
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) reacts to the crowd on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Joe Raedle/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Justin Sullivan/Getty Images)
DENVER - AUGUST 28: A man holds a large American flag as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks o
Date: 28/08/2008
DENVER - AUGUST 28: A man holds a large American flag as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Doug Pensinger/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) reacts to the crowd on day four of the Democr
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) reacts to the crowd on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Win McNamee/Getty Images)
DENVER - AUGUST 28: (L to R) Malia Obama, Sasha Obama, Michelle Obama, wife of Democratic U.S. Presidential nominee Sen. Barack
Date: 28/08/2008
DENVER - AUGUST 28: (L to R) Malia Obama, Sasha Obama, Michelle Obama, wife of Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL), Jill Biden Democratic U.S. Vice-Presidential nominee Joe Biden (D-DE) aand his daughter Ashley watch as Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Win McNamee/Getty Images)
DENVER - AUGUST 28: Convention goers wave American flags on day four of the Democratic National Convention (DNC) at Invesco Fiel
Date: 28/08/2008
DENVER - AUGUST 28: Convention goers wave American flags on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by John Moore/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Spencer Platt/Getty Images)
DENVER - AUGUST 28: on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in De
Date: 28/08/2008
DENVER - AUGUST 28: on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by John Moore/Getty Images)
DENVER - AUGUST 28: Michelle Obama (2nd L), wife of Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL), smiles as Ji
Date: 28/08/2008
DENVER - AUGUST 28: Michelle Obama (2nd L), wife of Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL), smiles as Jill Biden (2nd R) and Democratic U.S. Vice-Presidential nominee Joe Biden (D-DE) applaude on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Justin Sullivan/Getty Images)
DENVER - AUGUST 28: Actor Matthew Modine claps on the field on day four of the Democratic National Convention (DNC) at Invesco F
Date: 28/08/2008
DENVER - AUGUST 28: Actor Matthew Modine claps on the field on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Doug Pensinger/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Doug Pensinger/Getty Images)
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National
Date: 28/08/2008
DENVER - AUGUST 28: Democratic U.S. Presidential nominee Sen. Barack Obama (D-IL) speaks on day four of the Democratic National Convention (DNC) at Invesco Field at Mile High August 28, 2008 in Denver, Colorado. U.S. Sen. Barack Obama (D-IL) is the first African-American to be officially nominated as a candidate for U.S. president by a major party. (Photo by Joe Raedle/Getty Images)