The Democratic-controlled special investigatory committee, which Trump has dismissed as biased, is particularly interested in Mark Meadows, Trump's chief of staff at the time
Prosecutors also have filed additional criminal charges against the man, John Earle Sullivan, a self-described political activist who is accused of entering the Capitol building and participating in the riot.
Trump told the crowd to “fight like hell,” said “we will not take it anymore” and repeated his false claims that the election was stolen from him through widespread voting fraud. Trump exhorted his followers to go to the Capitol.
At least six of the 170 people charged in connection with the Capitol siege have tried to shift at least some of the blame onto Trump as they defend themselves in court or in the court of public opinion.
The supporters of Trump who attacked the US Capitol were "provoked" by the president and "fed lies," Senate Republican Majority Leader Mitch McConnell said Tuesday.
Parler vanished from the internet when dropped by Amazon Inc’s hosting arm and other partners for poor moderation after its users called for violence and posted videos glorifying the Jan. 6 attack on the U.S. Capitol.
On Monday, Parler’s website was reachable again, though only with a message from its chief executive saying he was working to restore functionality.
Twitter Chief Jack Dorsey stated that banning President Donald Trump from its social media platform, after last week's violence at the Capitol, was the "right decision", but that it sets a dangerous precedent.
Last week, Twitter removed the outgoing President's account, which had over 88 million followers, citing the risk of further violence being incited - in the aftermath of the storming of the Capitol by a mob of Trump supporters.
"I do not believe that such a course of action is in the best interest of our nation," Pence wrote in a letter to House Speaker Nancy Pelosi shortly before the House was set to vote on a measure calling on Pence to use the amendment to strip Trump of power.