In 1985, the body of 23-year-old Tonya McKinley is found lying on a street in Pensacola, Florida. Detectives can't find the killer. Decades later, a new forensic science technique finally reveals who murdered Tonya that fateful New Year's Eve.
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The episode follows the uncovering of a serial killer and how DNA genetic genealogy solved the murders.
In 1985, the body of 23-year-old Tonya McKinley is found lying on a street in Pensacola, Florida. Detectives can't find the killer. Decades later, a new forensic science technique finally reveals who murdered Tonya that fateful New Year's Eve.
In 2001, a 7-year-old girl is kidnapped and raped by an unknown assailant in Colorado. The victim lives in fear as the perpetrator is nowhere to be found - until nearly 20 years later, thanks to an exciting new forensic tool.
Nick will try to contact the shadow person that has been frequently seen inside the massive facility.
A malevolent spirit torments a family right after they move into a secluded farmhouse in western New York.
Nick meets an occult expert who conducts an incantation to increase his chances of contacting an unseen force.
Nick will investigate this partially vacant, square foot building throughout the day and night and see if he can document any paranormal activity and find out if something here will reveal the secrets of what occurred behind these walls that have long been shrouded in secrecy for so many years.
Profiles include a woman who murdered her own parents, and a woman who assisted in a robbery and murder along with her husband.
A woman finds herself included in the charges against her husband who had beaten a gay man to death. Then, a mother is convicted of the murder of her 8-month-old child.
Natasha and five of her friends were charged with murder and other charges after trying to carjack a van.
A young woman out jogging is attacked and viciously raped at knifepoint. The perpetrator continues his reign of terror by raping another five times over the next nine years.
A young couple is murdered in Montana in 1956. In 2019, investigators use voluntary genealogical databases to catch the killer.
In 1999, hospital worker Jennifer Watkins is sexually assaulted and murdered. 20 years later, revolutionary DNA testing helps to solve the cold case.
DNA science finally identifies both killer and victim from a murder that took place back in Florida in 1991.
Valentine's Day, 1974. Carla Walker is raped and killed, leading to a cold case that takes 46 years to crack.
The case follows the investigation into the murder of Le Bich Thuy and how the killer was finally identified.
This case follows a 40-year murder investigation and how it became another success story.
"Blood Bath" is the harrowing story of Melanie Road's murder, how police never gave up hope and with the help of familial DNA tracked down her killer.
A woman who was convicted of murdering her lover while in a drug induced fight and a woman who killed her grandmother are featured.
A woman explains her story of how she was charged with killing her roommate.
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