CNN's Jake Tapper admitted criticism of his past coverage of Joe Biden is "fair" and that he didn't do enough to cover the former president's cognitive decline in office.

CNN's Jake Tapper said on Wednesday there was "not enough" media coverage of Joe Biden's cognitive decline during his presidency, including from himself. Tapper made the comment during a morning appearance on his own network,

NPR's Michel Martin speaks with democratic strategist David Axelrod about Jake Tapper and Alex Thompson's book, which explores Biden's decline and how his inner circle has concealed it from the public.