CASA DC (Court Appointed Special Advocates for Children of the District of Columbia) | 1,921 followers on LinkedIn. Advocating for abused and neglected youth in the DC Superior Court. | CASA DC is a volunteer driven non-profit whose mission is to advocate in court on behalf of foster youth in the District of Columbia. The majority of these children have been neglected and abused. Community volunteer advocates are recruited, screened, trained and supported by CASA DC's professional support staff.