Warren dropping out of the presidential race would solidify a one-on-one Democratic primary matchup between Joe Biden and Bernie Sanders, following former New York City Mayor Mike Bloomberg's withdrawal from the 2020 race Wednesday morning.

The timing of Warren’s decision about the future of her campaign is unclear. She is currently at home in Massachusetts and does not have any publicly scheduled events until Friday.

Besides the question of whether to forge ahead in the race, there is another looming decision over who she would support, if anyone, in the event that she ended her campaign. Several allies outside the campaign said that it was not a given that Warren would throw her support behind fellow progressive Bernie Sanders.

“Elizabeth believes in her ideas and in the big, structural change that is badly needed to root out corruption in Washington and will decide what she thinks is the best way to advance them,” Lau wrote in the email.

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As results from Super Tuesday states rolled in Tuesday evening, the mood inside the Warren team turned grim, with two staffers even sniping at each other on Twitter.

Others began referring to the campaign and her team in the past tense, with one talking about little girls one day carrying “the torch that Elizabeth Warren lit.”