Biden defiant at rally after debate disappointment | USA TODAY

Amid calls from some Democrats for him to bow out after a disastrous debate, a defiant President Joe Biden vowed he will beat Donald Trump. Read more: 'I know how to do this job': A defiant Biden rejects calls to end his bid for president https://bityl.co/Qmoo #PresidentialDebate #DonaldTrump #JoeBiden