Netflix's latest short series, 'The Breakthrough', has captured the attention of true crime fans across the globe for it's fictional account of the infamous 2004 double homicide in Linköping, Sweden.

This double homicide went unsolved for 16 years... Until police on the case enlisted the help of a genealogist, who found the killer by identifying genetic relatives and building family trees.

In today's episode, Xanthe sits down with CeCe Moore, aka. The DNA Detective, to discuss how Forensic Investigative Genetic Genealogy (FIGG) is changing the way criminals are being caught out... and why they need to start watching their backs.