We're beginning the new year by bringing you big updates on four cases we've covered over the past year. We have updates on Episode 41 - the murders of Mike Sisco and Karen Harkness in Topeka, KS; Episode 18 - covering the murders of a suspected serial killer police have dubbed "The Shopping Cart Killer"; Episode 29 - which discusses the case of the first person to be tried and convicted using genetic genealogy; and Episode 11 - the case of a missing 12-year-old girl and how it involves a two-time candidate for Governor of Idaho.