what was the prom muss to the master negotiator, donald trump, the binsman, the developer from new york city. what changed? analysts point out that south carolina is first in the primary forces candidates to take the pledge to get on the ballot. signing fledge takes away a potential attack line from the rivals during future g.o.p. debates, and then there's the possibility that trump is sure he will be the nominee, and then there's the real possibility that something changed that we don't know about. today his support nationwide hit another ash-time high. a survey just out, 30% for donald trump. it's september, early september of 2015, and an election is in 2016, but still, dr. ben carson, another outsider, the only other republican in double digits with 18%. a tie for third place between jeb bush, who has all the money, ted cruz, who is calling out of texas, each with 8%. we have team fox coverage of the race as something has changed. ed henry is covering the democratic front-runner in washington. and now carl is in laconia, new hampshire? >> in the heartlands of the lakes region of new