Manassas Police Chief Doug Keen shared an update on crime trends and traffic safety data, both of which have been subjects of resident concerns. (Google Maps) MANASSAS, VA — Manassas Police Chief Doug Keen addressed the state of crime in the city and traffic safety concerns in a mid-year update to Manassas City Council. The update came in the wake of a fatal crash over the weekend. In Monday night's presentation, the police chief said Manassas officials are hearing concerns from residents about crime going ...