Former U.S. Vice President Joe Biden wins all three states, increasing his delegate count to 1,180, while U.S. Senator Bernie Sanders now has 885. The minimum required to win the nomination is 1,991. 2020-03-17
After a poor performance on Super Tuesday, former New York City Mayor Michael Bloomberg suspends his presidential campaign and endorses former Vice President Joe Biden. 2020-03-4
Minnesota Senator Amy Klobuchar suspends her presidential campaign, and joins fellow former contenders Pete Buttigieg and Beto O'Rourke in announcing their endorsement of Joe Biden. 2020-03-2
A recanvass of the 2020 Iowa Democratic caucuses show Bernie Sanders and Pete Buttigieg at an effective tie, with a margin of 0.0004 percentage points of state delegate equivalents between the two candidates. The Sanders campaign has requested a recount, which may change the initial outcome of the caucus. 2020-02-19
Colorado Senator Michael Bennet suspends his presidential campaign. 2020-02-11
Vermont Senator Bernie Sanders narrowly defeats former South Bend, Indiana mayor Pete Buttigieg to win the primary. 2020-02-11
The Mayor of New York City Bill de Blasio announces he is ending his presidential campaign, saying "I feel like I have contributed all I can to this primary election, and it's clearly not my time". 2019-09-20