Decoding The Facial Expressions Of The GOP Candidates

Trump's "crooked contemptuous" smile, Rubio's sheepish grin, and Cruz's upper lip of disgust dominated the debate.

For tonight's Republican primary debate, you could have left the TV on mute and still known who was winning or losing. Though you'd obviously have missed out on the substance of the tempestuous disagreements, you would have gained amazing insights into the personalities of the candidates.

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