Detroit homicide Detective Bonnie Benham, transferred from narcotics, is working the case of a killer of adolescent girls. CSI collects DNA evidence but no suspect turns up. Bonnie implores the D.A. to use an as yet unapproved type of a DNA Search in an effort to find the killer.
Sara Paretsky's V.I. Warshawaski series;
Janet Evanovich's Plum books