Man standing at a street corner in Aspen, Colorado, urges pedestrians ito register to vote for the 2012 presidential election....
Sign at the Democratic Party's headquarters in Espanola, New Mexico, urges residents to vote a few days before the 2012 presidential election. A...
Sign at the Democratic Party's headquarters in Espanola, New Mexico, urges residents to vote for Barack Obama in the 2012 presidential election. A...
Barack Obama supporters visit the Democratic Party's headquarters in Espanola, New Mexico, a few days before the 2012 presidential election. A...
Barack Obama supporters visit the Democratic Party's headquarters in Espanola, New Mexico, a few days before the 2012 presidential election. A...
Sign at the Democratic Party's headquarters in Espanola, New Mexico, urges residents to vote for Barack Obama in the 2012 presidential election. A...
Banner at the Democratic Party's headquarters in Espanola, New Mexico, urges residents to vote for Barack Obama in the 2012 presidential election. A...
Barack Obama supporters visit the Democratic Party's headquarters in Espanola, New Mexico, a few days before the 2012 presidential election. A...
Barack Obama supporter visits the Democratic Party's headquarters in Espanola, New Mexico, a few days before the 2012 presidential election. A...
Barack Obama supporter visits the Democratic Party's headquarters in Espanola, New Mexico, a few days before the 2012 presidential election. A...
In this composite image a comparison has been made between US Presidential Candidates Warren G. Harding and James M Cox. In 1920 Warren G. Harding...
Secretary of State Hillary Clinton testifies before the Senate Foreign Relations Committee about the new START treaty on Capitol Hill May 18, 2010 in...
Former US vice-presidential candidate Sarah Palin speaks at a Tea Party rally in Searchlight, Nevada on March 27, 2010. Thousands of Tea Party...
Former US vice-presidential candidate Sarah Palin speaks at a Tea Party rally in Searchlight, Nevada on March 27, 2010. Thousands of Tea Party...
Secretary of State Hillary Clinton in Dr. Henry Kissinger's offices in New York, NY, on December 11 photographed for Newsweek Magazine. Published...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin arrives at a book signing event for her new book, "Going Rogue" at a...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin arrives for her book signing event for her new book, "Going Rogue" at a...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin talks with NBC reporter Andrea Mitchell as she arrives for a book...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin signs her new book, "Going Rogue" for a customer at a Barnes & Noble...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin signs her new book, "Going Rogue" for a customer at a Barnes & Noble...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin speaks briefly to a crowd of fans as she arrives for a book signing...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin holds one of her children as arrives for a book signing event for her...
Former Republican vice presidential candidate and Alaska Governor Sarah Palin signs her new book, "Going Rogue" for a customer at a Barnes & Noble...
Customer walks out of a Borders book store where a poster for the new book by Sarah Palin is displayed on November 17, 2009 in New York, New York. In...
President Barack Obama makes a campaign stop during a three day bus tour in Boone, Iowa, Monday, August 13, 2012. (Photo By Nikki Kahn/The Washington...
Indiana Governor Mitch Daniels chairs a meeting of the Indiana Economic Development Corporation in Winona Lake, Indiana. | Location: Winona Lake,...
Republican presidential candidate and former MA Governor Mitt Romney pumping diesel into his campaign bus at Lowe's Store in Randolph, NH during a a...
Republican presidential candidate Mitt Romney addressing supporters in Boston, MA on Super Tuesday, March 6, 2012.
Republican presidential candidate Mitt Romney addressing supporters in Boston, MA on Super Tuesday, March 6, 2012.
Republican presidential candidate and former Speaker of the House, New Gingrich speaking at a campaign stop at Salem High School in Salem, NH on...
Republican presidential candidate Mitt Romney addressing supporters in Boston, MA on Super Tuesday, March 6, 2012.
Supporters of Republican presidential candidate and former MA Governor Mitt Romney waiting for Romney to speak at his campaign event on Super Tuesday...
The NBC-Facebook Republican presidential candidates debate between John Huntsman Rick Santorum, MItt Romney, Ron Paul, Newt Gingrich and Rick Perry...
Republican presidential candidate MItt Romney with NJ Governor Chris Christie a campaign rally at Exeter High School in Exeter, NH on January 8, 2012.
Republican presidential candidate Congressman Ron Paul campaigning at a campaign rally at Nashua Airport in Nashua, NH on January 6, 2012.
Republican presidential candidate and former MA Governor Mitt Romney campaigning at Tilton diner in Tilton, NH.on December 22, 2011
Republican presidential candidate and former MA Governor Mitt Romney speaking to employees at Hypertherm in Hanover, NH on December 21, 2011.
President Barack Obama delivering a speech on oil dependence and the economy at Nashua Community College in Nashua, NH on March 1, 2012.
Carol Paul, wife of Republican presidential candidate Congressman Ron Paul Carol Paul at a campaign rally at Nashua Airport in Nashua, NH on January...
Republican presidential candidate Congressman Ron Paul with his wife Carol Paul waiting to be introduced at a campaign rally at Nashua Airport in...
Republican presidential candidate Congressman Ron Paul in his car after a campaign rally at Nashua Airport in Nashua, NH on January 6, 2012.
Republican presidential candidate Jon Huntsman celebrates his third place finish in the NH primary with his wife Mary Kaye Huntsman on NH Primary...
Republican presidential candidate and former Speaker of the House, New Gingrich speaking at a campaign stop at Salem High School in Salem, NH on...
Republican presidential candidate and former Senator Rick Santorum getting into the pickup truck he was traveling after campaigning at the Tilt'n...
Republican presidential candidate Congressman Ron Paul with his wife Carol Paul waiting to be introduced at a campaign rally at Nashua Airport in...
Republican presidential candidate MItt Romney at a campaign event at Exeter HIgh School in Exeter, NH on January 8, 2012.
Joseph Kennedy III campaigning at Crivello's Crossing in Milford, MA on the 1st day of his campaign for the MA 4th Congressional District seat being...
Republican presidential candidate Jon Huntsman visiting a bakery with his wife Mary Kaye Huntsman during a campaign event in stop in Nashua, NH on...
Republican presidential candidate MItt Romney at a campaign rally at Exeter High School in Exeter, NH on January 8, 2012.
Former MA Governor Mitt Romney announcing his candidacy for President of the U.S. At Bittersweet Farm in Stratham, NH on June 2, 2011.
Republican presidential candidate and former MA Governor MItt Romney at a campaign rally with South Carolina Governor Nikki Haley and NH Senator...
Republican presidential candidate Senator Rick Santorum campaigning outside the Hollis Pharmacy in Hollis, NH on January 7, 2012.
Senator Kelly Ayotte introducing Republican presidential candidate and former MA Governor Mitt Romney at Manchester Central High School in...
Republican presidential candidate and Texas Congressman Ron Paul campaigning at Sandy's Variety store in Manchester, NH on December 20, 2011.
Atlanta, Georgia- Presidential hopeful Herman Cain bows out in front of his Georgia Headquarters in Atlanta, GA on Saturday, December 3,2011. Chris...
Atlanta, Georgia- Presidential hopeful Herman Cain bows out in front of his Georgia Headquarters in Atlanta, GA on Saturday, December 3,2011....
Atlanta, Georgia- Presidential hopeful Herman Cain bows out in front of his Georgia Headquarters in Atlanta, GA on Saturday, December 3,2011....
Atlanta, Georgia- Presidential hopeful Herman Cain's wife, Gloria, listens as Cain bows out in front of his Georgia Headquarters in Atlanta, GA on...
Atlanta, Georgia- Presidential hopeful Herman Cain bows out in front of his Georgia Headquarters in Atlanta, GA on Saturday, December 3,2011. Chris...