In California, the Supreme Court quashed an attempt to block the counting of mail-in ballots from more than 20,000 registered voters who federal officials alleged were likely non-US citizens.

US President Donald Trump described the US midterm elections as “the most important midterm I believe in our lifetime” while urging Republicans to unite ahead of the vote.

His speech will contrast the Republicans' efforts making the US 'safer and wealthier' with the Democrats’ 'radical, America Last agenda'. Read more at straitstimes.com.

Trump also was scheduled to participate in nine telerallies for Republicans, where he uses brief remarks on a mass phone call to plead for voters' support.

President Donald Trump stood silently while triumphant music played as he held up a poster showing an image of the algae-clogged pool in front of the Lincoln Memorial.