CNN Video of Hillary Clinton doing the customary random visit with the press for distribution optics…  blah, blah, blah.    Yada, yada, yada…
However, it’s important to notice the awkward vibe;  that screaming discomfort you feel amid particular situations which speak to the abject lack of authenticity.   The ability to make the room uncomfortable is what Hillary Clinton has in common with Ted Cruz.

You’ll never note that awkwardness with Donald Trump. He’s comfortable in his own skin even in situations that are totally foreign and unfamiliar, and multiple people consistently speak of his ability to make the audience -large or small- feel at ease.
It is a character trait of all natural leaders and persons of influence.  It’s also an important factor in a presidential election because these senses transmit in video.

A visual representation transmits a similar sense: