The party now faces a decision about whether to keep moving in a direction that many of Trump's most loyal supporters demand, or chart a new course.

The three Democrats join a Senate narrowly split 50-50 between the parties, but giving Democrats the majority with Harris able to cast the tie-breaking vote.

The Capitol Police is investigating whether Republican members of Congress led people through the Capitol the day before the attack.

It marked a stark contrast to the first time Trump was impeached in December 2019 over the Ukraine scandal, which was not supported by a single House Republican.

Meeting in a rare New Year's Day session, the Senate voted 81-13 to achieve the two-thirds majority needed to override the veto with bipartisan support.

Trump said in a video posted on Twitter, "We have to be remembered for what's been done," while Biden said he was "confident" that the U.S. would see a brighter 2021.

Republicans faced a pivotal choice: to declare Biden the president-elect, or keep standing by as Donald Trump wages a potentially damaging campaign to overturn the election.

The filing means that roughly one-quarter of the U.S. House believes the Supreme Court should set aside election results.

The court without comment refused to call into question the the certification process in Pennsylvania.

When a party loses the White House, a new crop of presidential hopefuls typically begin moving quickly to lay the groundwork for a run in the next campaign.