With a margin of error of 7% this poll is useless.
PPP just released a poll that has Trump ahead in Iowa:
http://www.publicpolicypolling.com/pdf/2015/PPP_Release_IA_121515.pdf
LoL they had to have a poll with an MOE of 7%? LoL.
Chuckle! That PPP poll is from 4 days ago. Wanna try again bud?
So then Cruz is up anywhere from 2 to 16 points.
"Use" that.