Kelly accused the media of protecting the former president and pressed the authors on why their reporting hadn't come out sooner.

Jake Tapper and Alex Thompson's book has already generated a national debate about whether the White House deceived the public about the president's cognitive state and how Biden's late exit from the race undermined the Democratic Party's chances of stopping Trump.

CNN anchor Jake Tapper revealed he apologized to Lara Trump for questioning Joe Biden’s mental decline years after he chastised her for bringing it up. On Tuesday’s episode of The Megyn Kelly Show, Megyn Kelly cornered Tapper about his past coverage of Biden and used the Trump interview as the prime example.