What did the body language of the Democratic presidential candidates reveal during the debate? CNNs Gary Tuchman reports.\rbr\rbrExperts say non-verbal cues may tell almost as much about a candidate as what comes out of his or her mouth. CNNs Jean Casarez reports on body language .\rbr\rbrBody language expert Nick Morgan breaks down the message the candidates were sending with their body language.\rbr\rbrYou Cant Lie to Me author evaluates the body language of the GOP candidates during the first debate of the 2016 presidential campaign. Watch Lou Dobbs .