Supporters seek autographs from Mitt Romney during a campaign event at the Family Table Restaurant Saturday in Le Mars, Iowa. Chip Somodevilla/Getty Images hide caption

itoggle caption Chip Somodevilla/Getty Images

Phyllis Siegel (right) kisses her wife, Connie Kopelov, after the two exchanged vows at the Manhattan City Clerk's office. The couple were the first same-sex pair to tie the knot in New York City after the state's Marriage Equality Act went into effect on July 24. Michael Appleton/AP hide caption

itoggle caption Michael Appleton/AP

House Speaker John Boehner, surrounded by Republican House members, speaks during a news conference in Washington in December. The House initially rejected a plan to extend a tax cut for two months to buy time for talks on a full-year renewal. It later compromised — a rare event in 2011. Susan Walsh/AP hide caption

itoggle caption Susan Walsh/AP

President Obama, Vice President Joe Biden and members of his National Security team receive an update on the mission against Osama bin Laden in the Situation Room of the White House. A classified document seen in this photograph has been obscured. Pete Souza/White House hide caption

itoggle caption Pete Souza/White House

On Jan. 3, Iowans will caucus at 1,774 precincts across the state, in the first contest of the 2012 presidential nominating process. Above, Iowans caucus in 2004 at St. John's United Methodist Church in Des Moines, Precinct 87. Shaun Heasley/Getty Images hide caption

itoggle caption Shaun Heasley/Getty Images