Both MedStar Georgetown University Hospital and Children's National Medical Center are located in which U.S. city?
MedStar Georgetown University Hospital:  It is a not-for-profit, acute care teaching and research facility located in the Georgetown neighborhood of the Northwest Quadrant of Washington, D.C. Children's National Medical Center:  Located just north of the McMillan Reservoir and Howard University, it shares grounds with Washington Hospital Center, National Rehabilitation Hospital, and the DC Veterans Affairs Medical Center.
Washington, D.C.