Joe Biden had a little moment earlier:

OK, what was that about?

We do now:

Hey, man. It happens to the best of us. We don’t always stick the chin debris in our mouths, but to each his own.

It certainly appears that that’s what he’s doing.

Nasty.

Good idea.

Hopefully whatever it was was edible, at least!

Ooo, that could be it!

Heh.

Sure is.

Maybe it was a list of the reporters he’s allowed to call on.