Joni Ernst speaks to supporters during an election night rally in West Des Moines, Iowa, on Tuesday, November 4. Ernst defeated Democratic U.S. Rep. Bruce Braley in the race to replace retiring U.S. Sen. Tom Harkin.
Iowa's Senate race —
Joni Ernst speaks to supporters during an election night rally in West Des Moines, Iowa, on Tuesday, November 4. Ernst defeated Democratic U.S. Rep. Bruce Braley in the race to replace retiring U.S. Sen. Tom Harkin.
Charlie Neibergall/AP
Braley hugs his mom, Marcia, before addressing supporters in Des Moines, Iowa, on November 4.
Iowa's Senate race —
Braley hugs his mom, Marcia, before addressing supporters in Des Moines, Iowa, on November 4.
Darron Cummings/AP
Ernst, a state senator in Iowa, casts her ballot November 4 in Red Oak, Iowa.
Iowa's Senate race —
Ernst, a state senator in Iowa, casts her ballot November 4 in Red Oak, Iowa.
Charlie Neibergall/AP
Voters get a sticker after casting their ballots on Election Day at the Red Oak Fire Department.
Iowa's Senate race —
Voters get a sticker after casting their ballots on Election Day at the Red Oak Fire Department.
Chip Somodevilla/Getty Images
While encouraging volunteers not to give up Monday, November 3, Braley holds up a photo of the famous "Dewey Defeats Truman" headline from 1948. Braley was visiting a Democratic headquarters in Cedar Rapids, Iowa.
Iowa's Senate race —
While encouraging volunteers not to give up Monday, November 3, Braley holds up a photo of the famous "Dewey Defeats Truman" headline from 1948. Braley was visiting a Democratic headquarters in Cedar Rapids, Iowa.
Chip Somodevilla/Getty Images
Ernst debates Braley last month at St. Ambrose University in Davenport, Iowa.
Iowa's Senate race —
Ernst debates Braley last month at St. Ambrose University in Davenport, Iowa.
David Greedy/Getty Images
Braley, a Democrat who has represented Iowa's 1st District since 2007, makes a point during the St. Ambrose debate.
Iowa's Senate race —
Braley, a Democrat who has represented Iowa's 1st District since 2007, makes a point during the St. Ambrose debate.
David Greedy/Getty Images
Ernst poses with supporters during a campaign rally in Cedar Rapids last month.
Iowa's Senate race —
Ernst poses with supporters during a campaign rally in Cedar Rapids last month.
David Greedy/Getty Images
Braley talks to fairgoers in August at the Iowa State Fair in Des Moines. With just weeks left in the race, the congressman brought in high-profile campaigners such as first lady Michelle Obama.
Iowa's Senate race —
Braley talks to fairgoers in August at the Iowa State Fair in Des Moines. With just weeks left in the race, the congressman brought in high-profile campaigners such as first lady Michelle Obama.
Charlie Neibergall/AP
Ernst and Braley debate at St. Ambrose.
Iowa's Senate race —
Ernst and Braley debate at St. Ambrose.
David Greedy/Getty Images