bono will be there, as well. more of my conversation later with bono in this hour. the american delegation, including, i mean, a lot of former presidents. former president george w. bush, secretary clinton all aboard air force one with president and mrs. obama. i want to talk about security altogether. that whole group on air force one. do they all hang out together? >> actually they did, anderson. we're told the bushes and obamas and secretary clinton were in the private conference room around the table hanging out and actually exchanging stories about their encounters with nelson mandela. would have been a fascinating conversation because between the three contingents there having these experiences with mandela that spanned three administrations and then after that, you know how it is on a long haul flight, even if you like the person you're traveling with, you need a little down time and alone time. the obamas retired to their cabin and the bushes took the medical office right behind their cabin and secretary clinton retired to the senior staff cabin. >> and pres

and the choir, bono will be there. i'll have more with my conversation with bono at this hour. the american delegation, a lot of presidents from the united states, former president george w. bush, mrs. clinton, along with president obama. what do we know about the group together on air force one? how exactly does that work? do they all hang out together? >> actually they did, we're told by a white house official that the obamas and secretary clinton were in the conference room there at air force one, hanging out and actually exchanging stories about their encounters with nelson mandela. it would have been a fascinating conversation, because between the three contingents there, having these experiences with mandela that spanned three administrations. you know hour it is on a long flight, even if you don't like the person you're traveling with, i think you need a little down time. the obamas retired to their cabin, and secretary clinton retired to the senior staff cabin. >> and president clinton, former president carter, they're coming separately on different flights. so many wor