The Washington Post notes Joe Biden has been endorsed by 15 members of Congress, Kamala Harris by 12, Cory Booker by 12, Amy Klobuchar by 4, Elizabeth Warren by 4 and Bernie Sanders by 3.
By this point four years ago the majority of Democrats in Congress had endorsed Hillary Clinton.
Political Wire is reader-supported. Join for ad-free reading, member posts and new features →
Taegan Goddard
Taegan Goddard is the founder of Political Wire -- which for more than two decades has been one of the nation's most influential political news sites.
More about Taegan Goddard →
?Political Trivia
Eight moments in political history. Put them on a timeline.
Play →
Five senators. Three bills. Can you guess how they all voted?
Play →
Nine Justices. One case. How did they rule?
Play →
Do you have your finger on the pulse of America?
Play →
Four questions a day.
Play →
A new game every day.