She going to the National Institute of Health Center, in Bethesda, Maryland...across the street from the Naval Hospital and the new Walter Reed facility.
IMO, she'll hopfully serve as a 'factory' for obtaining the necessary cure.....like the monkey in the movie OUTBREAK (Dustin Hoffman, Rene Russo, Morgan Freeman)
Mr. Duncan died because the surviving doctor that was cured in Atlanta...his blood was not a match.