Law enforcement officials in North Carolina are urgently seeking the community’s assistance in the mysterious disappearance of two mothers — Marissa Carmichael, 25, and Dana Mustian, 33 — who vanished without a trace in separate cases at separate times. Law and justice contributor Jennifer Coffindaffer joins "NewsNation Now" to discuss the latest developments in both cases, saying based on what has been said regarding Mustian's disappearance, the police know more than they are letting on.