Bernie SandersBernie SandersThe Hill's Morning Report - Crunch time arrives for 2020 Dems with debates on deck The Memo: All eyes on faltering Biden ahead of first debate Progressive group launches campaign to identify voters who switch to Warren MORE supporters on Saturday booed while watching Hillary ClintonHillary Diane Rodham ClintonThe Hill's Morning Report - Crunch time arrives for 2020 Dems with debates on deck The Memo: All eyes on faltering Biden ahead of first debate Trump says he's not prepared to lose in 2020 MORE's victory speech at an event in Henderson, Nev., as they waited for the White House hopeful to take the stage. 

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"We are all in this together. We all have to do our part," Clinton said as Sanders's voters loudly booed at the screen moments after the former first lady was declared the winner of the Democratic Nevada caucuses. 

Clinton ultimately pulled ahead of the Vermont Independent in a tight race Saturday, claiming about 52 percent of the vote with 78 percent of precincts reporting. 

The former secretary of State is expected to win big again in the South Carolina primary on Feb. 27.