This episode comes out for free on 9/21, and is available early and ad-free for Wondery+ subscribers. Forensic analysts burrow through complicated DNA evidence using controversial new techniques. Whether it’s tips from a psychic or making sense of the DNA, clear answers are still hard to come by. Support us by supporting our sponsors! Talkspace - We'd like to thank our presenting sponsor, Talkspace. Match with a licensed therapist and get $100 off your first month by using promo code SUSPECT at talkspace.com. SimpliSafe - Save 20% on your security system and get your first month free when you sign up for the Interactive Monitoring service at simplisafe.com/suspect.