The mayor of DC ordered them in.
Not sure how the chain of command works in DC.
But I do know DC stands for Derp 'C' word.
https://mobile.twitter.com/byaaroncdavis/status/1346908166030766080
BREAKING: A source tells me The Defense Department has just denied a request by DC officials to deploy the National Guard to the US Capitol.
Here’s the chain of command in DC, from top down:
1. We the People
2. the government