 But as his poll numbers plummet and Democrats consider Vice President Harris at the top of the ticket, pressure is building for him to drop out. I think it's a legitimate question to say, is this an episode or is this a condition? He has to show that he can do the job. He does not have a lot of time. Can the 81-year-old president reassure his party he's still fit to serve? I have a cognitive test every single day.