CNN Early Start With John Berman and Christine Romans October 28, 2015 09:03:00
Head-to-head against ben carson. >> sarah, thanks so much. what does all this moean for th republican race? a big night tonight. cnn politics digital reporter great to see you. way different dynamic tonight ben carson, all of a sudden on top. one poll, one poll, but it's a lot different tan we've seen before in terms of donald trump. how do you think this will change things tonight? >> absolutely. donald trump is one who pegged his entire campaign to the pom numbers, now for the first time using his own measurement he is threatened. he's attacked other candidates without any hesitation before,...