The Nevada caucuses, the third contest in the 2020 Democratic primary and a first test of candidates’ support among a more diverse electorate, will kick off here soon, with Democrats across the nation closely watching how voters choose — and hoping the event doesn’t resemble the disaster that struck Iowa’s nominating contest earlier this month.

The call to caucus officially starts at precincts around the state at 3:00 p.m. ET (12:00 p.m. local time), with check-in having begun two hours earlier.

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What happens after doors close is anyone’s guess.

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