Putin's Body Language Betrayed Anxiety, Aggression

NBC News-Erik Bucy, a professor at Texas Tech University who researches non-verbal communication, said that it's clear Putin is trying to make his case calmly even though his words are 'quite combative.'

Vladimir Putin tried to sound reasonable and in control as he addressed the Ukrainian crisis during his news conference Tuesday — but his lip-licking and furrowed brow betrayed a mix of aggression and nervousness, body-language experts said.

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Erik Bucy, a professor at Texas Tech University who researches non-verbal communication, said that it's clear Putin is trying to make his case calmly even though his words are "quite combative."

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