Biden Drops Out of Presidential Race and Endorses Harris - The New York Times (nytimes.com)
Timeline: Inside the Weekend When Biden Decided to Withdraw - The New York Times (nytimes.com)
Opinion | Joe Biden, My Friend and an American Hero - The New York Times (nytimes.com)
President Biden announced on social media platforms on Sunday that he will no longer seek re-election.Bonnie Cash for The New York Times
