After President Joe Biden's lackluster debate performance, some Democrats are considering Vice President Kamala Harris as a potential replacement candidate, given her experience and demographics. Despite Harris supporting Biden, there is growing speculation about her competitiveness as a nominee. Polls indicate Harris outperforming Biden in matchups against Trump, leading to a shift in perceptions about her viability. Harris faces the delicate task of balancing support for Biden while acknowledging his shortcomings, positioning herself for potential future opportunities.