Among all registered voters in these two presidential battleground states, the NBC-Marist polls finds that almost all of the major presidential candidates are unpopular - and that's especially true for Clinton.
The favorable/unfavorable scores in Iowa among all registered voters:
Sanders +3 (30 percent/27 percent)
Rubio -1 (31 percent/32 percent)
Walker -1 (30 percent/31 percent)
Bush -12 (34 percent/46 percent)
Clinton -19 (37/56 percent)
Trump -28 (32 percent/60 percent)
The favorable/unfavorable scores in New Hampshire:
Sanders +12 (41 percent/29 percent)
Bush -5 (40 percent/45 percent)
Walker -6 (28 percent/34 percent)
Rubio -6 (28 percent/34 percent)
Clinton -20 (37 percent/57 percent)
Trump -40 (27 percent/67 percent)
Obama isn't popular, either