I've seen debate elsewhere on whether or not he was actually groping her, or his hands were just "hovering" over her breasts, but that's neither here nor there. Obviously, his hands shouldn't be anywhere near her to begin with.
We have to keep working to end this culture in which people (most of them men) believe this kind of behavior is acceptable. It can't just be a partisan issue. You can't just give someone a pass because you like their politics.
This. Even if this was just a "joke" the optics of it alone are not acceptable. Sexual assault isn't a joke and we cannot allow our party to defend those who engage in it.