. >> sreenivasan: npr political editor domenico montanaro is covering the d.n.c. gathering in an atlanta ballroom and joins me from there by skype to discuss the results. domenico, this was a close vote, went to a second ballot. this is kind of an example of the tension inside the party. >> no question about it. i mean, that split between the progressive wing and that more establishment governing wing was on full display because you wond up with obama's former labor secretary tom perez, squeezing out a win over minnesota congressman keith ellison with 235 votes out of the 400-plus that-- of all the voting members. he needed 218 to cross the threshold to win. but on that first round of balloting, peres was one short and ellison was at 200. and it took him to that second round. the fouring candidates ended up dropping up on the and he wound up being able to get past that threshold. but no question about it. when perez was named the winner i was standing in frofnlt a huge crowd of ellison supporters who continued to keep channeling, "money out of politics," and didn't