Julia Azari, associate professor of political science at Marquette University, in FiveThirtyEight –
Television shows are writing the 25th Amendment into their ripped-from-the-headlines storylines. Pundits debate the possibilities of the removal and succession of the president if he is incapacitated. Even former FBI Director James Comey has weighed in on whether Donald Trump is “medically unfit to be president.” (He doesn’t think so.) In the unlikely — but politically fascinating — event that a Cabinet were to use the power to oust a sitting president, what would come next?