Former President Joe Biden‘s aggressive prostate cancer diagnosis has thrown a wrench in Democrats’ plans to move beyond his presidency and 2024 campaign. Biden’s cancer diagnosis arrived amid heightened scrutiny of his cognitive health.

In the final two years of his presidency, Joe Biden had private moments where he could not recall the names of top aides, had an increasingly limited private schedule, was prone to incoherence and losing his train of thought,

Vice President JD Vance appeared to insinuate Monday former President Joe Biden might have hidden his cancer diagnosis from the American public while he was in office—fueling speculation of a cover-up.