Pierre's departure from the Democratic Party and new book, with one saying they "have to pick my jaw up from the floor."

In a coming book, Ms. Jean-Pierre will describe a “betrayal” by her party when Joseph R. Biden Jr. ended his re-election campaign. Democrats were quick to criticize her.

She is releasing a book, titled "Independent," about the broken state of the White House in the chaotic weeks before Biden dropped out of the presidential race last year.