Vote could take place by midweek • Second Republican senator calls for resignation
Lisa Murkowski on Friday became the first Republican US senator to say Trump should resign immediately, and Republican Ben Sasse said he would "definitely consider" impeachment.
According to CNN, Pence had always planned on attending the inauguration, but had been waiting on an invitation to the event.
Vice President Mike Pence demonstrated sound leadership by coordinating defense forces to disperse the rioters and by denouncing the domestic criminals in remarks to Congress
"... the fact that you so resolutely resumed the proceedings and saw them through to their conclusion was deeply impressive and moving to all," Speaker Levin wrote.
The process concluded shortly after 3:30 am (local time) after a chaotic and violent day, in which pro-Trump supporters stormed the Capitol building.
Pence, a loyal lieutenant during the four years of Trump's often chaotic presidency, has no plans to intervene and has told Trump he does not have the power to do so.
Trump has refused to concede defeat and has repeatedly falsely claimed the election was tainted by widespread fraud.
If these votes were granted to President Trump by Pence in the procedure, there would be enough to overturn the result of the election and hand him victory.
Pence, his wife Karen Pence, and Surgeon General Jerome Adams each rolled up their sleeves and took injections, becoming the highest-profile recipients of the vaccine.