that came out today with rex tillerson when he said this is a mean-spirited. >> much better approach. >> but he was making an indirect reference emotionally about this president who fired him on twitter over a week ago. >> but to round out the point of the republican primary when they got into that fight, donald trump and marco rubio, donald trump loved it. after rubio dropped out he said he went down and i don't play don rickles times ten. above, beyond, below, sideway, do whatever he wants. >> but it's obvious that biden is one-half of this whole thing. i'm wondering with this advisory committee, advisory board today, is he laying the groundwork, seriously, to take him on, to take trump on in 2020? what do you think? >> i'm going to say this. i saw him last summer up close. both of us received an honorary doctorate on the same stage. >> congratulations. >> thank you. over the summer. he stood for each and every student, 700 students, shook their hands as they crossed the