Joe Biden's office announced that the former president had been diagnosed with an aggressive form of prostate cancer. CBS News executive director of elections and surveys, Anthony Salvanto, joins to look back at Biden-era polling on how Americans felt about the then-president's 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,

Trump speculated on Tuesday that legislation had been signed via autopen during Biden's presidency. What is an autopen? Here's what to know.

Panelists Christopher Bedford and Dan Turrentine join ‘The Ingraham Angle’ with analysis of the fallout from revelations about former President Joe Biden’s alleged decline in office.

A newly released audio clip appears to show former President Joe Biden struggling to recall the dates of key events in his life, including the death of his son Beau.