You sir are incorrect. Nancy is the one that did NOT initiate the national guard until after the riot was over. If Nancy could initiate the Guard as you say (she did it too late)
why didn't she do it before the riot . Clearly she had the power to do it.They had intelligence that there would be violence THREE DAYS before the riot.
Leadership and law enforcement failures within the U.S. Capitol left the complex vulnerable on January 6, 2021,” says the report, which is based on a trove of texts and email messages, and testimony from Capitol Police leaders and rank-and-file officers.
https://nypost.com/2022/12/21/house-gop-report-faults-nancy-pelosi-for-jan-6-security-failures/
But don't worry the Republican House WILL get to the bottom of why the Capitol was so poorly protected on J6.
Also the Mayor of DC refused the National Guard in writing.