The former senator from Delaware and Democratic hopeful currently has 253 electoral votes -- or 264 if the 11 electoral votes from the southwestern state of Arizona are included.
The latest lockdown came into force at 0001 GMT and by daybreak, had turned normally bustling cities into ghost towns, and left normally packed tourist destinations deserted.
President Donald Trump has claimed without evidence that unprecedented numbers of mail-in ballots will lead to widespread fraud by Democrats in the November presidential election.
The Federal Aviation Administration (FAA) issued a flight advisory for presidential nominee Joe Biden's hometown of Wilmington Delaware, as he pushes closer to securing victory.
Southern regions Puglia and Sicily were designated orange, or medium-risk, and will face less restrictive measures, while the rest of Italy was yellow.
Bharat Biotech, a private company that is developing COVAXIN with the government-run Indian Council of Medical Research (ICMR), had earlier hoped to launch it only in the second quarter of next year.
The report blamed the Taliban for launching attacks on cities and security installations, stating there are fears the recent spate of violence may jeopardise negotiations
A victory for Biden in Arizona would give the Democrat 11 electoral votes, a major boost in his bid to win the White House, while severely narrowing Trump’s path to re-election, in a state the Republican won in 2016.
Portland Police said it arrested ten people in the demonstrations after declaring riots in the city’s downtown area while the New York Police Department (NYPD) said it made about 50 arrests in protests that spread in the city late on Wednesday.
Democratic nominee Joe Biden has a slight edge over Republican President Donald Trump with 227 to 213 electoral votes. That leaves 98 electoral votes to be allocated, and possible paths to victory for both candidates. The winner needs to secure 270 votes.
The Trump campaign and other Republicans have also filed various complaints in other states, including an attempt to stop votes being counted in Michigan.
“After a long night of counting, it’s clear that we’re winning enough states to reach 270 electoral votes needed to win the presidency,” Biden said. “I’m not here to declare that we’ve won, but I am here to report that when the count is finished, we believe we will be the winners.”
Trump’s campaign asked to intervene in a pending U.S. Supreme Court case over whether Pennsylvania, another key state that was still working its way through hundreds of thousands of mail-in ballots, should be permitted to accept late-arriving ballots sent by Election Day.
The Trump campaign has announced its intention to request a recount in the state, citing "reports of irregularities... which raise serious doubts about the validity of the result."
"I just received a very gracious call from Sara Gideon conceding the race," said Collins, who had trailed for months in polling against her Democratic rival.