Here's exactly when he dodged it.
https://youtu.be/5mA0liqWRyo?t=458
She asks what he knows about that call. He responds with "well, you've read me a report about a complaint..."
He could have said, "Oh, Martha, I was on that call. I heard the whole thing. That wasn't what happened. Here's what happened. I have first hand knowledge."
But he didn't.
He dodged with a non-answer.