Missed that, thanks to your comment just watched it.
He is obviously not well. RBG's doctors need to look at him.
Here is the Nadler post referred to:
https://twitter.com/AMErikaNGIRLLL/status/1308830797080731648?ref_src=twsrc%5Etfw
Nadler looks like the girl that ate the gum in willy wonka, blueberry!