Nancy Grace looks at Wisconsin cold case solved with genetic genealogy in new series

Cold Cases
A new syndicated series from CrimeOnline’s Nancy Grace debuts next month, focusing on how new technologies — DNA profiling, genetic genealogy, and familial searches — are helping bring closure to cold cases. “Bloodline Detectives” debuts on October 2. Its second episode, “Murder in the Snow,” takes on the 1984 murder of Wisconsin teenager Traci Hammerberg, …