. >> sreenivasan: jamal greene, this investigation, is there enough time for it? and, you know, when you think back to the time ty looked into clarence thomas, those were adults in a workplace. he was her boss. that took four days. is is totally different. >> well, certainly, it's not quite the same in that there are more kind of loose threads gog investigation. the f.b.i. has a lot of resources at its distposal. when does criminal investigations -- and of course this is different. this is a backbuound check. when they do criminal investigations they can do qeete a lot in a and i'm sure given how high profile this situation is, it will get attention from the highest levels of the f.b.i. and can they can do quite a lot in that span of time, interview a lot of witnesses and try to tie some of the loose threads in this case. >> sreenivasan: nina totenberg, the tonend the temperament of kavanaugh changed dramatically between the first time that he met with the senator, or testified in front t dthem, versus what he j this week. do the members of the supreme court watch