could that tweet in and of itself be obstruction. >> it could. i did a trial we convicted someone of obstruction of justice because he tried to get one witness to change one fact of her testimony. the bar -- >> that's it. >> that's it. the bar for obstruction of justice is low. you don't have to do much. to say let's just burn the whole thing down, which is essentially what the president is saying, is way beyond that. >> how do you, david, skplap what's going on with the white house, what rudy giuliani is saying, first amendment rights, trump can say what he wants on twitter. this isn't an order. it's almost like this white house is trying to manipulate america but america isn't stupid. >> i agree with that. there's something going on here that i don't think we fully understand. >> something deeper. >> something going on inside the white house. i don't know whether they have gotten some new information about the mueller team about what they know. they changed their whole story. first, no conclusion, no conclusion. now the story is, hey, if there was conclusion, it's not a