Virtual Roll Call Trump Administration Delegate Votes Democratic National Committee Democratic National Convention Senate Confirmation Presidential Nomination Candidate Replacement Democratic nomination process Democratic National Committee Rules Candidate Endorsement Presidential Candidate President Biden Debate Over Fitness Ohio Law Change Republican Candidate Comparison Democratic Party's Nominee President Joe Biden Kamala Harris California Delegation Political Appointments Speaker Nomination Cabinet Appointments Treasury Secretary Political Campaigning Defense Secretary Prosecuting Attorney FBI Director Defense Secretary Nomination Senate Hearings Confirmation Votes Senate Confirmation Hearing Bipartisan Support Robert F. Kennedy Jr. Parliamentary Constituencies President Biden and Vice President Harris Virtual Call Virtual Nomination Challenges in Changing Nominee Democratic Nominee Selection Democratic Nominee