what is going to distinguish this from other campaigns of the past? and how do you walk that line without criticizing president obama? >> you've got that. >> david gergen stay with me. a quick break. on the other side we'll talk about had been had been a name that everyone knows. that's both a blessing and a curse. we'll talk about the challenges of reintroducing her to a nation where everyone knows her simply as hillary. why do we do it? why do we spend every waking moment, thinking about people? why are we so committed to keeping you connected? why combine performance with a conscience? why innovate for a future without accidents? why do any of it? why do all of it? because if it matters to you it's everything to us.