VA - 2016 Presidential Election: Joe Biden 47% - Rand Paul 40% - (Quinnipiac 07/17/2013) chart & more info

Rand Paul
Joe Biden
  • Biden +7

VA - 2016 Presidential Election: Chris Christie 46% - Joe Biden 38% - (Quinnipiac 07/17/2013) chart & more info

Joe Biden
Chris Christie
  • Christie +8

US - 2016 Presidential Election: Joe Biden 42% - Rand Paul 42% - (Quinnipiac 07/12/2013) chart & more info

Rand Paul
Joe Biden
  • Paul 0

US - 2016 Presidential Election: Chris Christie 46% - Joe Biden 35% - (Quinnipiac 07/12/2013) chart & more info

Joe Biden
Chris Christie
  • Christie +11

IA - 2016 Democratic Presidential Primary: Hillary Clinton 71% - Joe Biden 12% - Mark Warner 2% - (PPP 07/11/2013) chart & more info

Joe Biden
Hillary Clinton
  • Clinton +59

OH - 2016 Presidential Election: Chris Christie 50% - Joe Biden 32% - (Quinnipiac 06/26/2013) chart & more info

Joe Biden
Chris Christie
  • Christie +18

OH - 2016 Presidential Election: Rand Paul 49% - Joe Biden 40% - (Quinnipiac 06/26/2013) chart & more info

Joe Biden
Rand Paul
  • Paul +9

FL - 2016 Presidential Election: Marco Rubio 45% - Joe Biden 43% - (Quinnipiac 06/19/2013) chart & more info

Joe Biden
Marco Rubio
  • Rubio +2

FL - 2016 Presidential Election: Jeb Bush 47% - Joe Biden 43% - (Quinnipiac 06/19/2013) chart & more info

Joe Biden
Jeb Bush
  • Bush +4

CO - 2016 Presidential Election: Chris Christie 48% - Joe Biden 32% - (Quinnipiac 06/14/2013) chart & more info

Joe Biden
Chris Christie
  • Christie +16

CO - 2016 Presidential Election: Marco Rubio 48% - Joe Biden 35% - (Quinnipiac 06/14/2013) chart & more info

Joe Biden
Marco Rubio
  • Rubio +13

PA - 2016 Presidential Election: Joe Biden 45% - Rand Paul 41% - (Quinnipiac 06/07/2013) chart & more info

Rand Paul
Joe Biden
  • Biden +4

PA - 2016 Presidential Election: Joe Biden 46% - Rick Santorum 39% - (Quinnipiac 06/07/2013) chart & more info

Rick Santorum
Joe Biden
  • Biden +7

US - 2016 Presidential Election: Jeb Bush 48% - Joe Biden 38% - (Quinnipiac 05/31/2013) chart & more info

Joe Biden
Jeb Bush
  • Bush +10

US - 2016 Presidential Election: Rand Paul 43% - Joe Biden 39% - (Quinnipiac 05/31/2013) chart & more info

Joe Biden
Rand Paul
  • Paul +4

...
89