UPDATED, 7:45 p.m.: Fairfax County Police said four adults have been charged in the death of Demaris Reyes: Cindy Blanco Hernandez, 18, 11900 block of Winterthur Lane, Reston; Wilmer A. Sanchez-Serrano, 21, of no fixed address; Aldair J. Miranda Carcamo, 18, 7000 block of Skyless Way, Springfield; and Jose Castillo Rivas, 18, 5800 block of Brunswick … Continue reading Update: Fairfax Police Arrest 10 in Death of Gaithersburg Teen