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DOVER, NH - APRIL 27: Donald Trump looks out the window of his limousine after visiting Newick's Lobster House on April 27, 2011 in Dover, New Hampshire. Trump is testing the waters for a possible run for the Republican Presidential nomination. (Photo by Matthew Cavanaugh/Getty Images)

DOVER, NH - APRIL 27:  Donald Trump looks out the window of his limousine after visiting Newick's Lobster House on April 27, 2011 in Dover, New Hampshire. Trump is testing the waters for a possible run for the Republican Presidential nomination.  (Photo by Matthew Cavanaugh/Getty Images)

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TORONTO, ON - OCT. 11: TRUMP10/11/07 Donald Trump at ground breaking of Trump International Hotel.. his children not there.. he rolled down his limo window as he left on Bay St.. and smiled and waved for a few crowd photos..Few if any other media got these photos.. person on far left with cell phone taking a photo. (Michael Stuparyk/Toronto Star via Getty Images)

TORONTO, ON - OCT. 11: TRUMP10/11/07 Donald Trump at ground breaking of Trump International Hotel.. his children not there.. he rolled down his limo window as he left on Bay St.. and smiled and waved for a few crowd photos..Few if any other media got these photos.. person on far left with cell phone taking a photo.        (Michael Stuparyk/Toronto Star via Getty Images)

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TORONTO, ON - OCT. 11: TRUMP10/11/07 Donald Trump at ground breaking of Trump International Hotel.. his children not there.. he rolled down his limo window as he left on Bay St.. and smiled and waved for a few crowd photos. (Michael Stuparyk/Toronto Star via Getty Images)

TORONTO, ON - OCT. 11: TRUMP10/11/07 Donald Trump at ground breaking of Trump International Hotel.. his children not there.. he rolled down his limo window as he left on Bay St.. and smiled and waved for a few crowd photos.        (Michael Stuparyk/Toronto Star via Getty Images)

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LAREDO, TEXAS - JULY 23: Republican Presidential candidate and business mogul Donald Trump talks to media from his car wearing a, 'Make America Great Again,' hat during his trip to the border on July 23, 2015 in Laredo, Texas. Trump's recent comments, calling some immigrants from Mexico as drug traffickers and rapists, have stirred up reactions on both sides of the aisle. Although fellow Republican presidential candidate Rick Perry has denounced Trump's comments and his campaign in general, U.S. Senator from Texas Ted-Cruz has so far refused to bash his fellow Republican nominee. (Photo by Matthew Busch/Getty Images)

LAREDO, TEXAS - JULY 23: Republican Presidential candidate and business mogul Donald Trump talks to media from his car wearing a, 'Make America Great Again,' hat during his trip to the border on July 23, 2015 in Laredo, Texas. Trump's recent comments, calling some immigrants from Mexico as drug traffickers and rapists, have stirred up reactions on both sides of the aisle. Although fellow Republican presidential candidate Rick Perry has denounced Trump's comments and his campaign in general, U.S. Senator from Texas Ted-Cruz has so far refused to bash his fellow Republican nominee. (Photo by Matthew Busch/Getty Images)

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LAREDO, TEXAS - JULY 23: Republican Presidential candidate and business mogul Donald Trump talks to media from his car wearing a, 'Make America Great Again,' hat during his trip to the border on July 23, 2015 in Laredo, Texas. Trump's recent comments, calling some immigrants from Mexico as drug traffickers and rapists, have stirred up reactions on both sides of the aisle. Although fellow Republican presidential candidate Rick Perry has denounced Trump's comments and his campaign in general, U.S. Senator from Texas Ted-Cruz has so far refused to bash his fellow Republican nominee. (Photo by Matthew Busch/Getty Images)

LAREDO, TEXAS - JULY 23: Republican Presidential candidate and business mogul Donald Trump talks to media from his car wearing a, 'Make America Great Again,' hat during his trip to the border on July 23, 2015 in Laredo, Texas. Trump's recent comments, calling some immigrants from Mexico as drug traffickers and rapists, have stirred up reactions on both sides of the aisle. Although fellow Republican presidential candidate Rick Perry has denounced Trump's comments and his campaign in general, U.S. Senator from Texas Ted-Cruz has so far refused to bash his fellow Republican nominee. (Photo by Matthew Busch/Getty Images)