US - 2016 Democratic Presidential Primary: Hillary Clinton 52% - Bernie Sanders 38% - Martin O'Malley 2% - (CNN/ORC 01/25/2016) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +14

US - 2016 Democratic Presidential Primary: Hillary Clinton 49% - Bernie Sanders 37% - Martin O'Malley 1% - (FOX News 01/25/2016) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +12

NH - 2016 Democratic Presidential Primary: Bernie Sanders 56% - Hillary Clinton 34% - Martin O'Malley 3% - (FOX News 01/25/2016) chart & more info

Hillary Clinton
Bernie Sanders
  • Sanders +22

MN - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 25% - Martin O'Malley 1% - (Mason-Dixon/Star Tribune 01/25/2016) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +34

IA - 2016 Democratic Presidential Primary: Bernie Sanders 48% - Hillary Clinton 45% - Martin O'Malley 3% - (ARG 01/25/2016) chart & more info

Hillary Clinton
Bernie Sanders
  • Sanders +3

IA - 2016 Democratic Presidential Primary: Hillary Clinton 52% - Bernie Sanders 43% - Martin O'Malley 3% - (Emerson College 01/22/2016) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +9

IA - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 30% - Martin O'Malley 7% - (Loras College 01/22/2016) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +29

NH - 2016 Democratic Presidential Primary: Bernie Sanders 50% - Hillary Clinton 41% - Martin O'Malley 2% - (Suffolk Univ. 01/22/2016) chart & more info

Hillary Clinton
Bernie Sanders
  • Sanders +9

IA - 2016 Democratic Presidential Primary: Bernie Sanders 51% - Hillary Clinton 43% - Martin O'Malley 4% - (CNN/ORC 01/21/2016) chart & more info

Hillary Clinton
Bernie Sanders
  • Sanders +8

IA - 2016 Democratic Presidential Primary: Hillary Clinton 48% - Bernie Sanders 39% - Martin O'Malley 7% - (Monmouth College/KBUR/Douglas Fulmer 01/21/2016) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +9

NH - 2016 Presidential Election: Bernie Sanders 57% - Chris Christie 34% - (CNN/WMUR 01/20/2016) chart & more info

Chris Christie
Bernie Sanders
  • Sanders +23

NH - 2016 Presidential Election: Bernie Sanders 54% - John Kasich 33% - (CNN/WMUR 01/20/2016) chart & more info

John Kasich
Bernie Sanders
  • Sanders +21

NH - 2016 Presidential Election: Bernie Sanders 56% - Ted Cruz 33% - (CNN/WMUR 01/20/2016) chart & more info

Ted Cruz
Bernie Sanders
  • Sanders +23

NH - 2016 Presidential Election: Bernie Sanders 57% - Donald Trump 34% - (CNN/WMUR 01/20/2016) chart & more info

Donald Trump
Bernie Sanders
  • Sanders +23

NH - 2016 Presidential Election: Bernie Sanders 55% - Marco Rubio 37% - (CNN/WMUR 01/20/2016) chart & more info

Marco Rubio
Bernie Sanders
  • Sanders +18