US - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 25% - Martin O'Malley 3% - (NBC/WSJ 08/03/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +34

US - 2016 Democratic Presidential Primary: Hillary Clinton 51% - Bernie Sanders 22% - Martin O'Malley 1% - (FOX News 08/03/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +29

US - 2016 Democratic Presidential Primary: Hillary Clinton 54% - Bernie Sanders 33% - Joe Biden 9% - (Emerson College 07/30/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +21

US - 2016 Democratic Presidential Primary: Hillary Clinton 55% - Bernie Sanders 17% - Martin O'Malley 1% - (Quinnipiac 07/30/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +38

IL - 2016 Democratic Presidential Primary: Hillary Clinton 60% - Bernie Sanders 23% - Martin O'Malley 4% - (PPP 07/29/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +37

NH - 2016 Democratic Presidential Primary: Hillary Clinton 47% - Bernie Sanders 34% - Martin O'Malley 5% - (NBC/Marist 07/26/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +13

US - 2016 Democratic Presidential Primary: Hillary Clinton 56% - Bernie Sanders 19% - Martin O'Malley 0% - (CNN/ORC 07/26/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +37

IA - 2016 Democratic Presidential Primary: Hillary Clinton 55% - Bernie Sanders 26% - Martin O'Malley 4% - (NBC/Marist 07/26/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +29

FL - 2016 Democratic Presidential Primary: Hillary Clinton 58% - Bernie Sanders 17% - Jim Webb 0% - (Mason-Dixon 07/24/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +41

US - 2016 Democratic Presidential Primary: Hillary Clinton 57% - Bernie Sanders 22% - Martin O'Malley 2% - (PPP 07/22/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +35

US - 2016 Democratic Presidential Primary: Hillary Clinton 63% - Bernie Sanders 14% - Joe Biden 12% - (ABC News/Wash Post 07/20/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +49

US - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 19% - Martin O'Malley 1% - (FOX News 07/16/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +40

VA - 2016 Democratic Presidential Primary: Hillary Clinton 64% - Bernie Sanders 14% - Jim Webb 8% - (PPP 07/16/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +50

US - 2016 Democratic Presidential Primary: Hillary Clinton 59% - Bernie Sanders 14% - Martin O'Malley 0% - (Suffolk Univ. 07/15/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +45

US - 2016 Democratic Presidential Primary: Hillary Clinton 51% - Bernie Sanders 17% - Martin O'Malley 1% - (Monmouth Univ. 07/15/2015) chart & more info

Bernie Sanders
Hillary Clinton
  • Clinton +34