Queues are building, a ballot-scanning glitch has hit one county, and a storm is set to hit part of the US as American voters head to the polls.
Opinion polls show the candidates running neck and neck in each of the seven states likely to determine the winner: Arizona, Georgia, Michigan, Nevada, North Carolina, Pennsylvania and Wisconsin.
On Wednesday morning (NZT), Trump cast his vote in Florida. He said he was "very confident" he would win and that the election "won't even be close". Harris had voted before election day.
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