Jon Stewart has a prediction for who will emerge as a successful leader of the Democratic Party post-Trump: Anyone who refused to participate in what Jake Tapper has deemed the Joe Biden “cover-up.”

SHOW: Jon Stewart critiques the media spin on Joe Biden's cancer diagnosis, from CNN's shameless promotion of Jake Tapper's book to Fox News's "but"-tainted sympathies. JON STEWART: Maybe it is another cover-up.

Get all the news you need in your inbox each morning. The "Daily Show" segment began with clips of Tapper repeatedly promoting his book on CNN, telling viewers they "will not believe" what the coauthors "found out" during his reporting.