White House says presidency is only cognitive test Biden needs: 'Very rigorous job'
Biden, 81, is currently the oldest sitting president in U.S. history.
Source: turnto10.com
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Biden, 81, is currently the oldest sitting president in U.S. history.
Biden, 81, is currently the oldest sitting president in U.S. history.
Biden, 81, is currently the oldest sitting president in U.S. history.
Biden, 81, is currently the oldest sitting president in U.S. history.
Biden, 81, is currently the oldest sitting president in U.S. history.