City Attorney Dennis Herrera, pictured with members of the SFPD command staff.

City Attorney Herrera, pictured here with SFPD command staff. San Francisco Police played a key role in helping Herrera file a civil suit against a prolific graffiti vandal.

City Attorney Herrera, pictured here with SFPD command staff. San Francisco Police played a key role in helping Herrera file a civil suit against a prolific graffiti vandal.