USA Today / Suffolk national poll, open-ended question, so they don't read a list of names to choose from. Rather, the poll respondent has to give the name of his/her candidate of choice on his/her own.
http://www.usatoday.com/story/news/2015/01/26/usa-today-suffolk-poll-2016/22344379/http://www.courier-journal.com/story/politics-blog/2015/01/26/usa-today-poll-among-gop-voters-kentuckys-rand-paul-at-2-percent-undecideds-45-percent/22358539/Dems
Clinton 51%
Warren 5%
Biden 4%
GOP
Romney 16%
Bush 13%
Carson 6%
Cruz 3%
Rubio 3%
Paul 2%
Christie 2%
Huckabee 2%
Perry 1%
Rice 1%
Palin 1%
Walker 1%
