This ought to put a strong chill on their culture of violence:

“A grand jury has indicted more than 100 Inauguration Day protesters on rioting charges in Washington, D.C. In total, 209 people have now been indicted. The indictment, handed up D.C. Superior Court on Wednesday, charged 146 additional protesters with felony rioting — meaning they face a fine of up to $25,000 and a maximum of 10 years in prison. …”

The only reason they were able to get away with it for so long was because there were no consequences.