Quinnipiac national: D: Clinton 44% Sanders 42%; R: Trump 31% Cruz 22% Rubio 19%

[Mr. Morden]

Quinnipiac national poll, conducted Feb. 2-4:

http://www.quinnipiac.edu/news-and-events/quinnipiac-university-poll/national/release-detail?ReleaseID=2321

Dems

Clinton 44%
Sanders 42%

GOP

Trump 31%
Cruz 22%
Rubio 19%
Carson 6%
Bush 3%
Christie 3%
Kasich 3%
Fiorina 2%
Gilmore 0%

[Mr. Morden]

On the GOP side, who leads among…?

men: Trump
women: Cruz
college graduate: Rubio
non-college graduate: Trump

Are there any candidates you would definitely *not* support? (multiple responses allowed)

Trump 30%
Bush 24%
Cruz 15%
Fiorina 13%
Christie 12%
Kasich 11%
Gilmore 10%
Carson 8%
Rubio 7%

fav/unfav % among their own party:

Sanders 72/10% for +62%
Clinton 75/22% for +53%

Rubio 69/8% for +61%
Cruz 68/19% for +49%
Trump 60/34% for +26%

[Mr. Morden]

On the GOP side, who leads among…?

men: Trump
women: Cruz
college graduate: Rubio
non-college graduate: Trump

Are there any candidates you would definitely *not* support? (multiple responses allowed)

Trump 30%
Bush 24%
Cruz 15%
Fiorina 13%
Christie 12%
Kasich 11%
Gilmore 10%
Carson 8%
Rubio 7%

fav/unfav % among their own party:

Sanders 72/10% for +62%
Clinton 75/22% for +53%

Rubio 69/8% for +61%
Cruz 68/19% for +49%
Trump 60/34% for +26%

New Hampshire is perfect for Rubio. If Trump can't even win here with 3 (4 if you count Fiorina) other establishment candidates then he's done.

This is a national poll.  What does New Hampshire have to do with it?