President Bush, left, jokes with members of the press as he stands with White House Press Secretary Tony Snow. Snow, the highly visible White House press secretary, will leave his job on Sept. 14 and be replaced by his deputy, Dana Perino, an administration official said Friday.
Elizabeth Edwards, wife of Democratic presidential hopeful Sen. John Edwards, D-N.C., speaks to media in the spin room after the ABC News Democratic debate at Drake University in Des Moines, Iowa, on Sunday, Aug. 19, 2007.
Rutgers University students watch Kia Vaughn of the Rutgers University women's basketball team as she appears on The Oprah Winfrey Show. Vaughn sued Don Imus and CBS on Tuesday, Aug. 14, 2007, claiming the radio personality's sexist and racist comments about the team on April 4, 2007 damaged her reputation.
President Bush, left looks on as outgoing White House Deputy Chief of Staff Karl Rove makes a statement on the South Lawn of the White House in Washington, Monday, Aug. 13, 2007. Rove, President Bush's close friend and chief political strategist, plans to leave the White House at the end of August.
Democratic presidential hopeful Sen. Hillary Rodham Clinton, D-N.Y., center, addresses members of the National Association of Black Journalists at the 32nd NABJ Convention at Bally's hotel-casino in Las Vegas, Thursday, Aug. 9, 2007. At right is moderator and CNN White House correspondent Suzanne Malveaux.
A CNN crew, including reporter John Roberts, broadcasts from the top the Holiday Inn early Thursday, Aug. 2, 2007, in Minneapolis, the morning after the Interstate 35W bridge collapsed over the Mississippi River during Wednesday's rush hour.
Peace activist Cindy Sheehan takes part in a march to deliver more than 1,000,000 signatures to Congressman John Conyers, appealing to him to begin impeachment proceedings against U.S. President George W. Bush and Vice President Dick Cheney, in Washington July 23, 2007.
University of Colorado professor Ward Churchill, center, talks to reporters as his attorney David Lane, left, looks on, prior to a special meeting of the Board of Regents considering Churchill's dismissal at the university, Tuesday, July 24, 2007, in Boulder, Colo. Churchill, the professor who compared some victims of the 2001 terrorist attacks to a Nazi said Tuesday he still expects the University of Colorado's governing board to fire him after a closed-door meeting.
During the course of tonight's CNN/YouTube Dem debate, Barack Obama got off this zinger at Hillary's expense.
BARACK OBAMA: One thing I have to say about Senator Clinton,s comments a couple moments ago: I think it's terrific that she is asking for [Iraq withdrawal] plans from the Pentagon [A+ for condescension there, Barack!], and I think the Pentagon response was ridiculous. But what I also know is that the time for us to ask how we were going to get out of Iraq was before we went in. And that is something that too many of us [like you, Hillary] failed to do. We failed to do it.
The screencap shows Hillary's reaction. What was going through her mind?
Veteran White House correspondent Helen Thomas, center, from Hearst Newspapers, takes her seat located in the front row, before the ribbon-cutting ceremony for the renovated James S. Brady Press Briefing Room, Wednesday, July 11, 2007, at the White House in Washington.
U.S. Senate Majority leader Harry Reid (D-NV) faces the media at the Capitol building in Washington July 17, 2007. U.S. Senate Democrats, hoping to raise pressure on President George W. Bush and his fellow Republicans to pull troops from Iraq, have scheduled an around-the-clock war debate starting on Tuesday which is expected to last overnight.
Joey Fatone, right, of 'N Sync and 'Dancing with the Stars' fame, reacts with NBC 'Today' television reporter Al Roker, left, and co-host Matt Lauer during his appearance on the program, in New York's Rockefeller Center Monday July 9, 2007.
Former US Vice President Al Gore(R) embraces actor Leonardo DiCaprio during the Live Earth concert in Giants Stadium in East Rutherford, New Jersey. Pop stars, politicians and Hollywood celebrities drummed home the dangers of global warming Saturday in a series of Live Earth concerts spanning the globe, which urged people to go green.
In this photo released by CBS, Democratic presidential hopeful Dennis Kucinich, left, speaks with host David Letterman on the set of 'The Late Show with David Letterman,' Monday, June 25, 2007 in New York.
Former Vice President Al Gore poses for a photograph beside Live Earth's Seven Point Pledge at the end of a news conference Thursday June 28, 2007 in New York announcing a series of commitments that Live Earth will be asking people across the globe to make to combat the climate crisis. Live Earth is a music event that will take place in more than 100 nations around the world on July 7, 2007 to combat the climate crisis.
U.S. Democratic presidential candidate, former Sen. John Edwards (D-NC) and his wife Elizabeth appear on the "Tonight Show with Jay Leno" with host Jay Leno (R) during a taping of the show at NBC Studios in Burbank, California, June 25. 2007.
Filmmaker Michael Moore, right, and Assembly Speaker Fabian Nunez, D-Los Angeles, left, look at a poster of Moore's new documentary 'Sicko' following a Capitol news conference in Sacramento, Calif., Tuesday, June 12, 2007.
Barbara Walters (L) listens as Robert Iger, chief executive of The Walt Disney Co. (C), speaks at ceremonies before the unveiling of her star on the Hollywood Walk of Fame in Hollywood, California June 14, 2007. Kathy Hilton (2nd R), mother of Paris Hilton, and Hilton's sister Nicky Hilton (R) are also shown attending the ceremony.
Workers begin to dismantle the clock above the New York Times building as the newspaper begins to move to a newly built structure after occupying the current one for around 100 years, in New York June 13, 2007.
U.S. Senator and Presidential candidate Barack Obama (D-IL) laughs with CNN host Soledad O'Brien during at a Presidential forum on faith, values and poverty at the George Washington University in Washington, June 4, 2007.
Media representatives wait for Paris Hilton to arrive at a Los Angeles municipal courthouse Friday, June 8, 2007. They were disappointed because she was driven in using an underground entrance as she arrived.
Rosie O'Donnell, second from left, posing with her co-hosts on ABC's 'The View,' Barbara Walters, left, Joy Behar and Elisabeth Hasselbeck, right, on the show's New York set in April 2007. O'Donnell won't be back on the show following her angry confrontation with Hasselbeck.