Photo Galleries

Democratic presidential candidate Barack Obama embraces his Vice President candidate Joe Biden, following Biden's speech to the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

Democratic presidential candidate, Sen. Barack Obama, D-Ill., right, appears with Democratic vice presidential candidate Sen. Joe Biden, D-Del., left, at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Jae C. Hong)

Democratic presidential candidate Barack Obama joins his running mate, Vice President candidate Joe Biden, following Biden's acceptance speech at the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Brian Baer/Sacramento Bee/MCT)

Democratic presidential candidate Barack Obama speaks briefly to the the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

Democratic Vice President candidate Joe Biden is joined by his wife, Jill, following Biden's speech to the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

Democratic Vice President Candidate Joe Biden addresses the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

Democratic vice presidential candidate Sen. Joe Biden, D-Del., smiles on stage as his mother Jean Biden is seen on screen, rear, at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Charles Dharapak)

Democratic Vice President candidate Joe Biden greets the convention hall at the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Chuck Kennedy/MCT)

Former President Bill Clinton flashes a thumbs up following his speech to the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

Sen. Hillary Clinton (center), her daughter Chelsea (left), and Rep. Charles Rangel (D-NY) enjoy the moment as former President Bill Clinton speaks during the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Brian Baer/Sacramento Bee/MCT)

Former President Bill Clinton gestures to the audience as he addresses the Democratic National Convention in Denver,Wednesday, Aug. 27, 2008. (AP Photo/Paul Sancya)

President Bill Clinton tries to quiet the cheering crowd after he took the stage at the Democratic National Convention in Denver on Wednesday, Aug. 27, 2008. (Stephen Crowley/The New York Times)

Sen. John Kerry (D-MA) addresses the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

House Democratic Whip James E. Clyburn, D-S.C., addresses the Democratic National Convention in Denver, on Wednesday, Aug. 27, 2008. (AP Photo/Paul Sancya)

Madeleine Albright, a former U.S. secretary of State, waves to the audience during day three of the Democratic National Convention (DNC) in Denver, Colorado, U.S., on Wednesday, Aug. 27, 2008. The DNC ends on Aug. 28. Matthew Staver/Bloomberg News

Former Vice President Walter Mondale, center, and Sen. Amy Klobuchar, D-Minn., right, are seen after announcing their presidential nominee during the roll call of states on the third day of the Democratic National Convention in Denver,Wednesday, Aug. 27, 2008. (AP Photo/Charlie Neibergall)

Virginia delegate June van Ostern reacts as Sen. Hillary Rodham Clinton (D-N.Y.), pictured on video monitor, asks the Democratic National Convention to end the roll call vote and nominate Sen. Barack Obama (D-Ill.) by acclamation on Wednesday, Aug. 27, 2008. Obama officially became the presidential nominee of the Democratic Party on Wednesday, capping a meteoric rise from a little-known state senator to the first African-American to win a major-party nomination. (Stephen Crowley/The New York Times)

Delegate-at-Large Samuel Lathem, of Bear, Del., celebrates after Democratic presidential candidate, Sen. Barack Obama, D-Ill., was officially nominated as the Democratic presidential candidate during the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Jae C. Hong)

LeAaron Foley of Hazel Crest, Ill., cheers as Sen. Barack Obama, D-Ill., is declared the nominee for president at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Jae C. Hong)

Delegates react as Sen. Barack Obama (D-Ill.) is nominated by acclamation at the National Democratic Convention in Denver on Wednesday, Aug. 27, 2008. Obama officially became the presidential nominee of the Democratic Party on Wednesday, capping a meteoric rise from a little-known state senator to the first African-American to win a major-party nomination. (Damon Winter/The New York Times)

Sen. Hillary Rodham Clinton, D-N.Y., is seen on monitors as where she called for the nomination by acclamation of Democratic presidential candidate, Sen. Barack Obama, D-Ill., for president at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. On stage is House Speaker Nancy Pelosi, D-Calif., right, and Alice Travis Germond, secretary of the Democratic Party, center. (AP Photo/Ron Edmonds)

Sen. Hillary Rodham Clinton, D-N.Y., center, flanked by Sen. Chuck Schumer, D-N.Y., left rear, and New York Gov. David Paterson, right, makes a motion that Sen. Barack Obama, D-Ill., be chosen by acclamation as the party's nominee for president during the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Chris Carlson )

New York Sen. Hillary Clinton greets delegates during the roll call for the Democratic presidential candidate during the Democratic National Convention in Denver, Colorado, Wednesday, August 27, 2008. (Olivier Douliery/Abaca Press/MCT)

Sen. Hillary Rodham Clinton, D-N.Y., center, calls for the nomination of Sen. Barack Obama by acclamation at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Stephan Savoia)

Nancy Pelosi, a Democratic representative from California who serves as Speaker of the House, appears on screen above the stage following the nomination of Barack Obama to represent the Democratic Party in the upcoming predential election on day three of the 2008 Democratic National Convention (DNC) in Denver, Colorado, U.S., on Wednesday, Aug. 27, 2008. The convention ends on Aug. 28. Daniel Acker/Bloomberg News

Members of the group Iraq Veterans Against the War raise their arms during an anti-war protest at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Jeff Chiu)

Ron Kovic, center, leads a march after an anti-war concert at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. Kovic had a film "Born on the 4th of July," made about his life. (AP Photo/Matt Rourke)

Protesters march down Arapahoe Street on their way to the Pepsi Center the site of the National Democratic Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Bill Ross)

Via Delia sells her home made Obama buttons along 14th Street in downtown Denver, Colo. on Tuesday, Aug. 26, 2008 during the Democratic National Convention. (AP Photo/Laramie Boomerang, Ben Woloszyn)

New Mexico Gov. Bill Richardson looks over the podium at the Democratic Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Ron Edmonds)

Flip-flop footwear bearing the image of Democratic presidential candidate Barack Obama are shown Wednesday, Aug. 27, 2008, in downtown Denver. Although Obama isn't scheduled to make his grand entrance and give his acceptance speech until Thursday at the Democratic National Convention, his face is seemingly everywhere on souvenirs for sale near hotels and the site of the convention. (AP Photo/Ted S. Warren)

Justine Chenault confronts an anti-gay protesters at the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/LM Otero)

Paul Anderson, a delegate from Fort Collins, Col., wears a sign while participating in the Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Jae C. Hong)

Wounded Iraq veteran Tammy Duckworth looks on as silhouetted Michelle Obama, wife of democratic presidential candidate Sen. Barack Obama, D-Ill.,talks to volunteers during Delegate Service Day at the 2008 Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. On Wednesday night, two Iraq veterans, Duckworth, Illinois' director of Veterans' Affairs, and Rep. Patrick Murphy, D-Pa.,will lead a tribute to soldiers and their families at the convention. (AP Photo/Jack Dempsey)

Injured Iraq veteran, Staff Sgt. Ian Newland, talks with Michelle Obama, wife of democratic presidential candidate Barack Obama, during Delegate Service Day at the 2008 Democratic National Convention in Denver, Wednesday, Aug. 27, 2008. (AP Photo/Jack Dempsey)

Democratic presidential candidate Sen. Barack Obama, D-Ill., talks with Matt Kuntz, holding his daughter Fiona, as his wife Sandy looks on, Wednesday, Aug. 27, 2008, before an event at Riverfront Park in Billings , Mont. (AP Photo/Alex Brandon)

Democratic presidential candidate Sen. Barack Obama, D-Ill. speaks at rally about securing America's future, with veterans and military families, Wednesday, Aug. 27, 2008, at Riverfront Park in Billings , Mont. (AP Photo/Alex Brandon)

Democratic presidential candidate Sen. Barack Obama, D-Ill., winks at a member of the audience as he is introduced at a rally about securing America's future with veterans and military families at Riverfront park in Billings, Mont., Wednesday, Aug. 27, 2008.(AP Photo/Alex Brandon)