why are th tightenin t b pictu i tha b big lead saw hilla clint open up ov t summea shrunk back to what is a best narrow lea you know, some of the state thatin clinton we've see those big leads co bac lik colorado, it rea instructiv the biggest reaso aross all o it i enthusiasm fm h voters that's a little bit on t wan but wh e u happeni i you see ke gups like y mentioned, those young voter they're not as excite they'r no enthusiastic for her they're moving int undecided or won vot c - category o thi parie she has g tha excitemen ba u polls don't tell y abo vot choice they tell you about who i likely to show u if they're n a likely t sho up, numbers go dow >> dickerson: let's pause fo a moment blizzard of poll between no and the en how should people thi abo these kinds movements if people ar movin away fro hillary clinton, what happens t them they.. a th peopl available for dona tmp o how should people thi abou th mements i th poll it's not just a perso sayin want trump o cnton that it exactl what everybody is going t tal about swing voters from he t election day don assum eve moment, ev