This too should be hung around Basementman’s neck. Demand that he disavow the crackpots and nutcases that populate the democrat party.
The District of Columbia is a constitutionally created locality for their Federal government. The city has home rule under the DC home rule act, but that also makes the city government part of the Executive Branch. The DC city government has no right to unilaterally rename or tear down federal monuments and buildings.
Charge her with conspiracy to destroy federal property.