Kamala Harris Joe Biden Campaign Strategies Biden's Endorsement of Harris Barack Obama Party Dynamics Celebrity Endorsements Nancy Pelosi Gretchen Whitmer Fundraising Key Endorsements for Harris Union Endorsements Biden's Support for Harris 2024 Presidential Election Harris as Democratic Nominee Support from Mayors Public Figures American Federation of Teachers Notable Endorsements Nomination Process Party Leaders Candidate Selection Campaign Donations UNITE HERE Harris's Nomination Candidate Support J. Michael Luttig Jimmy McCain Former Republicans Union Influence International Brotherhood of Teamsters Policy Advisors Supporters Peter Deutsch The New York Times Biden and Harris Campaign Media Relations Wes Moore Local Politics Internal Conflicts Ron Klain Congressional Black Caucus Patrick Kennedy State GOP County Line System Andy Beshear Labor Unions Bill Clinton Vice Presidential Nominee Biden's Withdrawal Impact Biden-Harris Campaign Women in Politics Candidate Nomination Party Support Party Unity Voter Sentiment Delegate Count Chuck Schumer Delegate Support Support for Kamala Harris