administration trying to decide if there was a need to do something. he decided there wasn't. the fact is even in the absence of a law, we've had an evolving norm that presidential candidates release their taxes anymore complete medical history than president trump did during his campaign. the ultimate check on a president is the one with voters. voters get to look at a candidate in stressful circumstances, in debates, and make a judgment about whether this is something they trust mentally, physically, politically, to be their leader. that's been the ultimate check in american politics. >> i had a question for jeff. it seems to me that one of the things we're dancing around here is the self-awareness involved in what happens. eisenhower sitting down and being aware of what was happening and the need to look forward with that. if the donald trump were to suffer a cognitive disability, it seems as though he, unlike most other presidents might be