Carly Fiorina's political career

Former business executive Carly Fiorina speaks to guests gathered at the Point of Grace Church for the Iowa Faith and Freedom Coalition 2015 Spring Kickoff on April 25, 2015, in Waukee, Iowa.

Carly Fiorina's political career

Fiorina prepares to speak to guests gathered at the Point of Grace Church for the Iowa Faith and Freedom Coalition 2015 Spring Kickoff on April 25, 2015, in Waukee, Iowa.

Carly Fiorina's political career

Fiorina speaks to guests gathered at the Point of Grace Church for the Iowa Faith and Freedom Coalition 2015 Spring Kickoff on April 25, 2015, in Waukee, Iowa.

Carly Fiorina's political career

Fiorina greets guests at the Johnson County Republicans Spaghetti Dinner at Clear Creek Amana High School on April 24, 2015, in Tiffin, Iowa.

Carly Fiorina's political career

Fiorina, right, poses for a selfie with Joe Koberna at the Johnson County Republicans Spaghetti Dinner at Clear Creek Amana High School on April 24, 2015, in Tiffin, Iowa.

Carly Fiorina's political career

Fiorina speaks at the First in the Nation Republican Leadership Summit April 18, 2015, in Nashua, New Hampshire.

Carly Fiorina's political career

Fiorina speaks during a forum on Capitol Hill March 16, 2015, in Washington. Fiorina spoke about what she calls the War on Women in politics.

Carly Fiorina's political career

Fiorina delivers remarks at a discussion called "Welcoming Every Life: Choosing Life after an Unexpected Prenatal Diagnosis, focusing on caring for children with Down Syndrome," organized by the Heritage Foundation and the National Review Institute in Washington on January 20, 2015.

Carly Fiorina's political career

Fiorina concedes defeat to her rival Sen. Barbara Boxer, D-California, during a news conference at her Irvine campaign headquarters on November 3, 2010, in Irvine, California.

Carly Fiorina's political career

Fiorina, left, watches election results with granddaughter Kara Tribby, 7, in her hotel room at the Hyatt Regency Irvine, November 2, 2010, in Irvine, California.

Carly Fiorina's political career

Fiorina, left, puts on headphones before participating in a radio debate with incumbent U.S. Sen. Barbara Boxer, D-California, in Washington, as co-moderator Gabriel Lerner, metro editor of La Opinion, does the same at local public-radio affiliate KPCC studios September 29, 2010, in Pasadena, California.

Carly Fiorina's political career

Fiorina arrives for a news conference after participating in a debate with U.S. Sen. Barbara Boxer, D-California, in a radio debate hosted by La Opinion and public radio station KPCC on September 29, 2010, at the KPCC studios in Pasadena, California.

Carly Fiorina's political career

Boxer, left, and Fiorina, center, greet moderator Randy Shandobil, right, after a debate on the campus of Saint Mary's College September 1, 2010, in Moraga, California.

Carly Fiorina's political career

Fiorina, left, smiles with her husband Frank Fiorina, right, after casting their ballots at a polling place June 8, 2010, in Los Altos Hills, California.

Carly Fiorina's political career

Fiorina greets supporters after announcing her candidacy for U.S. Senate at Earth Friendly Products packaging plant on November 4, 2009, in Garden Grove, California.