public testimony, this decision by mueller was a forgone conclusion. the evidence of obstruction of justice was so significant, i mean of -- >> but certainly you saw it that way. >> i was -- >> you were clear about that. >> yeah. and i'm not saying trump is guilty of it but certainly it merits investigation. here you have someone -- the head of the united states government saying to his subordinate, stop investigating my friend and then when he doesn't stop investigating his friend, he fires that person, he fires comey and now we have this potential evidence of other people in the government. >> right. >> rogers, coats, rogers' deputy, who all may have evidence that trump said, look, let's back off this investigation. that's worth investigating for obstruction of justice. >> coats and rogers when they went before congress, rights, to testify about this, david. they were asked specifically