Look at the second video. It is **far** more revealing.
The look on Carney’s face is one of pure disgust. Here is the link.
Catch Carney’s face at the end.
https://www.youtube.com/watch?v=bWRi4—wlxI&feature=youtu.be
Looks to me like Carney is trying not to cry. But I think the evil, steely look Obama gives him, before the “kiss/not kiss” is extremely creepy.
That's not disgust. Not at all. It's more of a "Oh, man. I'm gonna miss this guy!" look to me.