car. >> john glover, who took over as fbi chief in atlanta that summer, said that's why he and hazelwood decided the killer had to be black. >> the killer is someone who is invisible in the black community and who is invisible in the black community but another black person? >> malcolm harris was one of the first task force detectives. he knew it had to be someone who went unnoticed. >> we felt like it was somebody who could come in the neighborhood and get these children and not draw attention to themselves. >> the question of which race struck a raw nerve. it had been only a dozen years since the murder of dr. martin luther king. on the surface, atlanta was a well integrated city. beneath the surface, it remained separate and unequal. >> my prayer and the prayers of everybody in there was we wanted the person to be black.