of experts on all of this. dana bash, so when you're hearing this from matt whitaker where he's saying he's not going to talk about conversations with the president, yet he does talk about some of them, saying he hasn't given the president assurances about the mueller probe, he hasn't discussed the probe. what do you make of that? >> he's trying to have it both ways. he's trying to be very cautious, as pamela was saying earlier, noting that it really did not go very well when he was not under oath but in a press conference when he went further than perhaps he even intended to. it looked like it just kind of spilled out of his mouth that the mueller probe might be coming to an end soon. he clearly has been practicing and maybe doing what they call murder boards here in washington when you prepare for a committee hearing. but he's gotten some tough questioning, he's gotten some speeches, and there is probably a lot more to come on the important nuts and bolts of what