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Open Image ModalMINNEAPOLIS, MN - SEPTEMBER 23: Signage at an early voting center on September 23, 2016 in Minneapolis, Minnesota. Minnesota residents can vote in the general election every day until Election Day on November 8. (Photo by Stephen Maturen/Getty Images) (credit:Stephen Maturen via Getty Images)
(02 of15)
Open Image ModalU.S. Democratic presidential candidate Hillary Clinton speaks at the Congressional Hispanic Caucus Institute\'s 39th Annual Gala Dinner in Washington, DC, U.S. September 15, 2016. REUTERS/Brian Snyder (credit:Brian Snyder / Reuters)
(03 of15)
Open Image ModalU.S. Democratic presidential candidate Hillary Clinton arrives for a news conference in Greensboro, North Carolina, United States September 15, 2016, as she resumed her campaign schedule after a bout with pneumonia. REUTERS/Brian Snyder (credit:Brian Snyder / Reuters)
(04 of15)
Open Image ModalRepublican presidential nominee Donald Trump speaks at the Shale Insight conference at the David L. Lawrence Convention Center in Pittsburgh, Pennsylvania on September 22, 2016. / AFP / Mandel Ngan (Photo credit should read MANDEL NGAN/AFP/Getty Images) (credit:MANDEL NGAN via Getty Images)
(05 of15)
Open Image ModalRepublican presidential nominee Donald Trump walks across the tarmac as he arrives for a rally at the JetCenters of Colorado in Colorado Springs, Colorado on September 17, 2016. / AFP / MANDEL NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images) (credit:MANDEL NGAN via Getty Images)
(06 of15)
Open Image ModalESTERO, FL - SEPTEMBER 19: Republican presidential candidate Donald Trump arrives to speak during a campaign rally at the Germain Arena on September 19, 2016 in Estero, Florida. Trump is locked in a tight race against Democratic candidate Hillary Clinton in Florida as the November 8th election nears. (Photo by Joe Raedle/Getty Images) (credit:Joe Raedle via Getty Images)
(07 of15)
Open Image ModalU.S. Democratic presidential candidate Hillary Clinton arrives to a press briefing before boarding her campaign plane at the Westchester County airport in White Plains, New York, U.S. September 19, 2016. REUTERS/Carlos Barria (credit:Carlos Barria / Reuters)
(08 of15)
Open Image ModalSupporters spell out the word \"LOVE\" at a campaign rally with U.S. Democratic presidential candidate Hillary Clinton in Greensboro, North Carolina, United States September 15, 2016, as she resumed her campaign schedule after a bout with pneumonia. REUTERS/Brian Snyder (credit:Brian Snyder / Reuters)
(09 of15)
Open Image ModalESTERO, FL - SEPTEMBER 19: Republican presidential candidate Donald Trump speaks during a campaign rally at the Germain Arena on September 19, 2016 in Estero, Florida. Trump is locked in a tight race against Democratic candidate Hillary Clinton in Florida as the November 8th election nears. (Photo by Joe Raedle/Getty Images) (credit:Joe Raedle via Getty Images)
(10 of15)
Open Image ModalFormer U.S. President Bill Clinton speaks on behalf of his wife Democratic presidential candidate Hillary Clinton during a campaign event at the College of Southern Nevada in North Las Vegas, Nevada on September 14, 2016. REUTERS/David Becker (credit:David Becker / Reuters)
(11 of15)
Open Image ModalDemocratic nominee Hillary Clinton talks to reporters about the explosion in Chelsea neighborhood of Manhattan, New York, as she arrives to at the Westchester County airport in White Plains, U.S., September 17, 2016. REUTERS/Carlos Barria (credit:Carlos Barria / Reuters)
(12 of15)
Open Image ModalSupporters of Republican presidential nominee Donald Trump are seen during a rally at the Sun Center Studios in Aston, Pennsylvania on September 22, 2016. / AFP / MANDEL NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images) (credit:MANDEL NGAN via Getty Images)
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Open Image ModalU.S. President Barack Obama speaks during a campaign event in support of U.S. Democratic presidential candidate Hillary Clinton in Philadelphia, Pennsylvania,U.S., September 13, 2016. REUTERS/Carlos Barria (credit:Carlos Barria / Reuters)
(14 of15)
Open Image ModalRepublican presidential nominee Donald Trump speaks at a rally at High Point University in High Point, North Carolina on September 20, 2016. / AFP / MANDEL NGAN (Photo credit should read MANDEL NGAN/AFP/Getty Images) (credit:MANDEL NGAN via Getty Images)
(15 of15)
Open Image ModalU.S. Democratic presidential candidate Hillary Clinton in New York holds a campaign \"National Security Working Session\" including former Secretary of Homeland Security Michael Chertoff (L) and former director of the National Counterterrorism Center Matt Olsen in New York, New York, United States September 9, 2016. REUTERS/Brian Snyder (credit:Brian Snyder / Reuters)