I couldn’t find the internals of this poll. The Fox poll which breaks down at 42 Dem 38 GOP and 17 Ind has Rubio and Bush beating Hillary and Trump closer than this poll.
A Faux Poll touting ¡Yeb! as a winner is problematic.
I couldnt find the internals of this poll.
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Try here;
http://i2.cdn.turner.com/cnn/2015/images/08/17/rel8a.-.gop.2016.pdf
Any poll listed at RCP has the internals by clicking on that poll.