2008 but turned red for romney in 2012. cnn s gary tuckman is live. good morning. reporter: welcome to you. welcome to the moriah baptist church in the heart of charlotte, north carolina. it s one of 2,700 precincts. business is brisk. the polls old at 6:30 a.m. want to let you know how it works. you walk up to the church, come up to the desk, sign in, put your name and address. you do not need an i.d. in the state of north carolina. you then take this piece of paper to this desk. if your last name starts a-c, you come here, they verify. you re all smiling today, wyatt? yes. everyone is happy. they verify you re in this precinct here. you walk over to one of the 21 video voting machines. there are 21 in this room. you cast your vote not just for president of the united states but also two other very tight races for this state, for governor and u.s. senate which could ultimately determine which