pictures from his presidency and he writes every caption. thanks for being with us. >> thank you, sean. >> sean: i had a lot of questions to ask. i want to go over some of the pictures. it's an amazing thing that a photographer chronicles every minute of a presidency. i only know the times i would interview you, that was the case. the first picture that stood out to me and i had a question about it. barack obama and michelle get ready to depart washington and get on marine-1. did you speak to them since then? >> well, not much. initiately right after i took office i did. one or two times. i spoke to them before taking office. that's a ritual. it was 15 minutes and it ended