10 Jan 2024 10:18 am
The clause states that "The Senators and Representatives" of Congress "shall in all Cases, except Treason, Felony, and Breach of the Peace, be privileged from Arrest during their attendance at the Session of their Respective Houses, and in going to and from the same; and for any Speech or Debate in either House, they ...
It only says they can't be arrested during their attendance of their respective house.
Now in light of the breach of peace which was Jan 6th there involvement in jan 6th is treason for a house member to be involved.