succeeded in influencing the outcome of the u.s. election. president obama has ordered a fuel review of the role in the election. there's now bipartisan support in the senate for some type of investigation. joining me national security reporter ken delany. and i guess my first response to this story was how could they possibly know this? so it seems, you know, explosive to say that putin was personally supervising this, but this is two intelligence officials off the record. there's some sort of grain of salt i always attach t anything, you know, anonymous from the intelligence community. how could they possibly know this? >> that's certainly a fair question, chris. thanks for having me, by the way. the short answer is we don't exactly know. but we know or were told that they are reviewing this information with high confidence. and we're told it's coming from