text:  Obama for one, Hillary Clinton for another, basically taking on a role that you would assign to a deputy press secretary to lower expectations for Joe Biden in this performance. Look, I think that they know that he's got a huge problem and they think they're very concerned about his ability to deliver on that. Now, I think expectations are appropriately low for Joe Biden. I mean, most Americans are asking themselves whether he can make it through a 90 minute on air debate in and of itself and he gets through that.