 Five days after his uneven debate, Democratic supporters are still asking pointed questions about President Biden's viability as a re-election candidate. Here's CBS's Scott McFarlane. Former Ohio Congressman Tim Ryan has specifically said Kamala Harris should be the nominee. There have been questions raised from a few members of Congress with whom CBS News is speaking about whether the Biden team has responded properly to Thursday, whether the president should be doing more, should be doing interviews, should be doing news conferences, should be doing town hall.