In Wisconsin, Trump won by about 3 percentage points; in North Carolina, 4.
One oddity of this election year, officials said, is the possibility of an abundance of write-in votes for major offices, even including president. Trump sued the registrar of voters in Clark County, Nevada, with a claim that a polling place in Las Vegas had improperly been allowed to remain open last week to accommodate people who were lined up to vote. "It's people's revolt against Democratic and Republican establishments", said former New York Mayor Rudy Giuliani, a close aide of Trump told reporters around midnight.
A preliminary report from the nonpartisan Election Protection Coalition said voters faced numerous obstacles on Tuesday, including incorrect enforcement of voter ID laws. Officials admitted there were a few early problems, with voters in some precincts not being handed a second paper page, which contains the ballot issues.
But some were calling to report harassment, she said.
In Texas, a computer used by election clerks malfunctioned at a polling place inside a high school in suburban Houston, forcing officials to briefly divert voters to another polling place more than two miles away.
Utah Director of Elections Mark Thomas said a programming problem has affected all voting in Washington County, but so far appears it appears limited to that county. And she said you must be doing it wrong.
"For those who have chosen not to support me in the past, of which there were a few people, I'm reaching out to you for your guidance and your help so we can work together and unify our great country", he said, the stage crowded with family and his most loyal allies.
Early voting through mail-in ballots or in-person voting was expected to account for as much as 40 percent of all ballots cast nationwide.
The number of early votes has surpassed the total from 2012 and they have also revealed a number of voting trends.
Don't forget to fall back
In 2016, DST began at 2 a.m. on Sunday, March 13, and ends at 2 a.m. on Sunday, Nov. 6, in the United States and Canada. Despite the laws setting national standards, states can exempt themselves from DST under certain circumstances.
Shelby County lawyers persuaded the U.S. Supreme Court in 2013 to strike down a key provision of the landmark Voting Rights Act requiring states with a history of voter discrimination to get federal clearance for changes to their election laws.
Despite fairly substantial evidence to the contrary, Donald Trump has insisted throughout the latter portion of his campaign that voter fraud is a large-scale problem in presidential elections.
In Ohio's Franklin County, the hotline received complaints that Somali-American voters were told they would have to vote provisionally because their addresses did not match their identification cards - and then were told that the polling site had run out of provisional ballots.
The question this year was whether problems would be widespread and indicate a pattern of fraud or voter intimidation. Seems like Trump's energies to stop voter fraud might be better spent directed at his own voters.
That's not to say that the process of tallying well over 100 million votes was uneventful, or that voters didn't experience difficulties. He called on his supporters to watch for signs of fraud in urban areas, raising fears they could harass minority voters.
Republicans were free to mislead and intimidate voters, and that is exactly what they did.
In Jacksonville, Florida, one man refused to leave a polling place when he was asked, she said. No arrests were made.
Steven Rosenfeld covers national political issues for AlterNet, including America's retirement crisis, democracy and voting rights, and campaigns and elections. The Trump campaign is alleging, however, that election officials violated state law by allowing people to join the line even after the cut off time.
Legal challenges to some of those voter ID laws have led to a multitude of court rulings in recent months that blocked or struck down some provisions while upholding or reinstating others.
Meanwhile, state election officials were guarding against any attempt to breach their computer systems. Previously, some 33 states accepted an offer from the federal government to check their voter databases and reporting systems for vulnerabilities after hackers attempted to access systems in two states over the summer.