there's a bit of a nuance there. he was talking only about cooperating with the investigation not the biden matter. >> but biden was mentioned on the call and on the transcript. so i mean, look, they're related. >> and also the other point is there's no indication that the justice department is investigating what happened to the server. the fbi knows exactly what happened in terms of the russian hack. they've confirmed it multiple times, the cia, it intelligence community confirmed it. this whole idea this is needed as part of a justice department conversation just doesn't hold. >> we're hogging the conversation. susan, you say this is moment of truth for republicans. explain why you see it that way. >> i think it is. i think the way to understand what happened today was that this was a full-on confession and mick mulvaney accidently told the truth. and so really this is a moment for republicans to decide whether or not this is tolerable