Bloodline Detectives

In 1987, Terry Wood comes home to find his wife Roxanne dead on the kitchen floor. Detectives struggle to find the culprit. Only the revolutionary method of forensic genetic genealogy can provide answers 35 years later.

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.

Texas, 1974. Carla Walker is celebrating Valentine's Day when she is kidnapped, raped and murdered. All investigative leads run dry, but nearly 46 years later science brings the agonizing search to an end.

In 1979, 16-year-old Kim Bryant disappears from outside a Dairy Queen in Las Vegas. Three weeks later, her body is found: she had been sexually assaulted and bludgeoned to death. 40 years later, genetic genealogy finally names the killer.

In 1981, Linda Slaten is sexually assaulted and murdered in her Florida apartment while her children sleep. The case goes cold but her sons never give up. 38 years later, forensic genetic genealogy reveals the killer has been nearby all along.

In 1983, 22-year-old Diana Hanson fails to return home from a jog. 24 hours later, her body is discovered: she had been sexually assaulted and stabbed. The killer evades justice for 38 years - until new science finally catches up.

In 1996, a woman takes her life in a Virginia cemetery and leaves a note that she wishes to remain unidentified. Still, detectives are legally bound to identify her. Only genetic genealogists can bring long-awaited answers, decades later.

A little girl's body is found, unidentified, in the Arizona desert in 1960. Across state lines, a family is reeling after their 4-year-old child is abducted. Sixty years later, science pieces it all together.

In 1981, the body of Sylvia Quayle is discovered by her father in her Colorado home: she had been sexually assaulted, stabbed and shot. After a false confession and decades of investigative work, science breaks this case open.

A young woman is last seen alive hitchhiking in Florida on Valentine's Day in 1991. The next day, her body is discovered on a deserted road, raped and strangled. Nearly 30 years later, forensic science identifies both the victim and the killer.

Michella Welch and Jennifer Bastian were abducted from a park in Tacoma, Washington - and murdered. Who killed these innocent girls? Only investigative genetic genealogy can bring answers thirty years later.

In 1984, the bruised and bloodied body of 25-year-old Naval recruit Pamela Cahanes is found in an abandoned lot. Who would take away the life of a woman who was ready to give hers? Genetic genealogy provides answers 35 years later.

After 23-year-old Mary Scott fails to show up for work, a friend visits her San Diego apartment: she finds Mary's dead body, who had been raped and strangled. Mary's killer goes undetected for 51 years - until DNA finally identifies him.

In 1989, 14-year-old Stephanie Isaacson's body is found in the Las Vegas desert. The case goes cold for decades until a nonprofit organization provides funding for the last DNA sample recovered to be used in genealogy research. Will it succeed?

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 1987, the body of Darlene Krashoc is discovered behind a Colorado Springs restaurant. She had been savagely beaten, raped and strangled. Investigators struggle to identify this barbaric killer. 30 years later, science provides a breakthrough.

The town of McCleary, Washington lives in fear as police fail to find the suspect wanted in the abduction and rape of a teenage girl in March 2003. Nearly two decades later, forensic genealogical testing finally puts this sex predator behind bars.

In 1959, 9-year-old Candy Rogers is abducted, raped and killed while selling Girl Scout mints in Spokane, Washington. The community is shaken as detectives fail to find the perpetrator - until a staggering six decades later.

In 1982, the body of a unidentified toddler is found in a river in Mississippi. Nearly four decades later, genetic genealogy experts may finally be able to determine her name.

In 1980, 20-year-old Michelle Wyatt is raped and strangled with a telephone cord in her San Diego condo. For decades, the murder confounds seasoned investigators - until an emerging forensic tool breaks the case open 41 years later.