Erik Prince Questions Biden's Fitness, Sparks Partisan Debate
• Erik Prince says Biden is "clearly mentally unfit" to be president and backs Trump to win in 2024
• Prince accuses Jill Biden of "elder abuse" for convincing Biden to run in 2020 despite his diminished faculties
• Prince says there's "real animus" between Jill Biden and potential 2024 candidate Michelle Obama
• Top Democrat Chuck Schumer dismisses questions about Biden's mental fitness as "Republican propaganda"
• Prince's comments come after reports Biden says "good sex" with Jill is key to their marriage, drawing scorn from Donald Trump Jr.