A federal grand jury returned an indictment charging Michael Thomas Pruden, 48, with five counts of assault on federal land, one count of impersonating a federal officer, and a hate crimes sentencing enhancement alleging that Pruden assaulted four of the victims because of their perceived sexual orientation. Assistant Attorney General Kristen Clarke of the Department of Justice’s Civil Rights Division, U.S. Attorney Matthew M. Graves for the District of Columbia and Assistant Director in Charge Steven M. D’Antuono for the FBI Washington Field Office made the announcement.