De Blasio said his colleagues were in danger and that "democracy was in danger." "It's very clear what the result must be," he said. "Donald Trump must go now, now. Anyone who is that treasonous, anyone who has lost control of his mental abilities as to start an insurrection against the United States should not have the finger on the nuclear button." The mayor said a riot like the one seen on Wednesday in Washington D.C. hasn't and "will never happen in New York City." New York City Mayor Bill de Blasio speaks out after the deadly riots at Capitol Hill.