Read: Liz Cheney's opening statement at Jan. 6 hearing - POLITICO

…We cannot leave the violence of January 6th – and its causes – uninvestigated. The American people deserve the full and open testimony of every person with knowledge of the planning and preparation for January 6th. We must know what happened here at the Capitol. We must also know what happened every minute of that day in the White House – every phone call, every conversation, every meeting leading up to, during, and after the attack. Honorable men and women have an obligation to step forward. If those responsible are not held accountable, and if Congress does not act responsibly, this will remain a cancer on our Constitutional Republic, undermining the peaceful transfer of power at the heart of our democratic system. We will face the threat of more violence in the months to come, and another January 6th every four years...

https://www.politico.com/news/2021/07/27/liz-cheney-opening-statement-jan-6-hearing-500836