Nope. You're misrepresenting what she said. You are ignoring the context.
The context that, to quote Harris in the very clip we're talking about; "it was a debate!"
That's why she was combative. That's how you act, in a debate. It doesn't mean you aren't friends outside of the scope of the debate.
I'm starting to wonder if some of you have any actual understanding of what debates actually are.