US Senator James Lankford announced this on his Twitter page.

“Protesters attacked the Capitol and surrounded the Senate Hall.

They asked us to stay inside, ”he said.

Protesters have charged the Capitol and have surrounded the Senate chamber.

They have asked us to stay inside.

- Sen.

James Lankford (@SenatorLankford) January 6, 2021

Earlier it was reported that the American police in Washington used tear gas and non-lethal weapons to disperse supporters of US President Donald Trump.