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It's not as super as Super Tuesday, but 352 delegates are up for grabs as Biden and Sanders do battle.
Activists are getting nervous that progressive legislation will be blocked even if Democrats sweep the 2020 election. Some have a plan to change that.
"This is why we get do-overs," said one former Trump voter.
With money from the national party, state Democrats aim to expand their voter rolls in a bid to flip the state from red to blue this November.
Stocks across the world have cratered amid the spread of the coronavirus.
The Working Families Party was one of the first big progressive groups to back Warren. It's now calling on her supporters to rally behind Sanders.
First Read is your briefing from "Meet the Press" and the NBC Political Unit on the day's most important political stories and why they matter.
Booker joined Pete Buttigieg, Amy Klobuchar, Kamala Harris and Mike Bloomberg, who have endorsed Biden in recent days.
Analysis: The senator's weakness with black voters and the switch from caucuses to primaries could hurt his chances against Biden.
"There's a lot of concern that members could bring it home," a senior Democratic leadership aide says as offices discuss recessing Congress.
Harris joins Pete Buttigieg, Beto O'Rourke, Amy Klobuchar and Mike Bloomberg, who've all endorsed Biden in recent days.
Results from Super Tuesday show that Joe Biden can tap into a strong wave of support from Democrats.
Following the former vice president's big Super Tuesday wins, Trump and his allies return to familiar attacks on the new Democratic delegate leader.
"I have long known and worked with Mark, and the relationship is a very good one," Trump tweeted of Meadows. Mulvaney will become U.S. envoy to Northern Ireland.
Officials had tested 46 passengers on the cruise ship, which has over 3,000 people aboard.
The key Midwest state goes the polls on Tuesday as Biden and Sanders duel for delegates.
For the first time, it will be just Bernie Sanders and Joe Biden on stage at a debate, which takes place on Sunday, March 15, in Phoenix.
The Utah Republican had expressed reservations about the subpoena as well as the Senate GOP investigation into the Bidens and Burisma.
After losing his delegate lead on Super Tuesday, the progressive populist is weaponizing a policy difference with the moderate former vice president.
"They have no intention of abiding by their agreement," one official said. Trump said Friday, "Countries have to take care of themselves."
"Don't tell me what kind of stand that I have as a black woman in America. How dare you?" Nina Turner responded.
The DNA material will be sent directly to the FBI to store in its Combined DNA Index System, known as CODIS, an administration official said.
Bernie Sanders has promised a sweeping agenda, but questions of cost continue to shadow his plans.
The judge wondered whether Barr's intent "was to create a one-sided narrative about the Mueller report."
She aligns more with Sanders than Biden on policy, but he complicates her message of party unity. "They both need her," said one Democratic strategist.