Republican presidential candidates Sen. Marco Rubio (R-FL) (L) and Donald Trump participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidate New Jersey Governor Chris Christie participates in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidates Ben Carson and New Jersey Governor Chris Christie participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidates Jeb Bush and Sen. Marco Rubio (R-FL) participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
(L-R) Republican presidential candidates Donald Trump and Sen. Ted Cruz (R-TX) participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidate Donald Trump participates in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
(L-R) Republican presidential candidates Jeb Bush, Sen. Marco Rubio (R-FL) and Donald Trump participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
(L-R) Republican presidential candidates Jeb Bush, Sen. Marco Rubio (R-FL), Donald Trump, Sen. Ted Cruz (R-TX), Ben Carson and New Jersey Governor Chris Christie participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
(L-R) Republican presidential candidates Jeb Bush, Donald Trump, Sen. Marco Rubio (R-FL) take the stage for the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidates Ohio Governor John Kasich (L) and Jeb Bush shake hands during the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidate Ben Carson participates in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidates Jeb Bush (L) and Sen. Marco Rubio (R-FL) participate in the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire
Republican presidential candidates Jeb Bush (L) and Donald Trump talk following the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
Republican Candidates Debate In New Hampshire Days Before State's Primary
(L-R) Republican presidential candidates Jeb Bush, Donald Trump, Sen. Marco Rubio (R-FL) take the stage for the Republican presidential debate at St. Anselm College February 6, 2016 in Manchester, New Hampshire. (Photo by Joe Raedle/Getty Images)
