I refer, of course, to Allison Janney! There are some other people in the film as well.
It is an interesting idea, that the Kerrigan-Harding situation, and Tonya herself, were different from what we came to understand at the time. It will take a bit of a shove to get me to not think Harding was an utter asshole, but that is what the movie apparently purports.
Have a look at this discussion:
To be honest, I’m skeptical about the whole idea, but, at the same time, hearing what Allison says in that clip causes me to put that aside and go see the film with an open mind.
Here’s the trailer for the film: