• Former vice president Joe Biden won four of the six states that held Democratic presidential primaries on Tuesday.
• He is neck and neck with his rival, Bernie Sanders, in North Dakota and Washington state.
• 365 out of 3,979 delegates were at stake.

Results

State	Delegates
	Biden	Sanders
Idaho	12	9
Michigan	73	52
Mississippi	34	2
Missouri	44	24
North Dakota	6	8
Washington	46	43
Total gained	215	138
Total	931	761

1,991 delegates needed to win the nomination.

Analysis

• Why Biden is the frontrunner: He is ahead in delegates, popular support and party endorsements.
• What’s next for Sanders? The rest of the March doesn’t look good for him.