“The president has said it several times,” Quentin Fulks, Biden’s principal deputy campaign manager, told reporters last Thursday. “He’s staying in this race….He is and will be the Democratic nominee.” Sunday morning on Face the Nation, campaign co-chair Cedric Richmond reiterated that Biden had no intention of dropping out. “I want to be crystal clear,” Richmond said. “He’s made a decision, and that decision is to accept the nomination and run for reelection, win reelection.” Hours later, Biden announced that he is not running for reelection after all. Although Biden had said it would require…