President Joe Biden's campaign is in turmoil as in-party murmurs about his fitness for office are boiling over into full-blown rebellion. A chorus of anti-Trump voices is calling for Biden to step aside after a disastrous debate performance cemented fears that Biden's cognitive abilities are declining. But to the despair of congressional Democrats and the 70% of Americans who want a fresh face, Biden insists he is "firmly committed" to staying in the 2024 presidential race.
