This new HLN Original Series takes viewers inside the world of true crime investigation through high-profile criminal cases of the past century that were ultimately solved by advances in forensic science or technology.

Sunday nights at 8PM ET, only on HLN

The Green River Killer

In 1982, the first victims of America's most prolific serial killer were found. The killer was at large for two decades, amassing a body count of over 50 women. Catching him took an advance in 'forensic microscopy' to indisputably link minute paint particles from the victims' clothes to the killer.

Airdate: June 2

Lady in the Barrel

In 1999, detectives investigate the body of a murdered woman found in a barrel along with an address book that had been soaked for over 30 years. Using a game-changing technology called spectral imaging, scientists recover the information from the address book, giving the cops the break they need.

Airdate: June 9

Left For Dead

In 2002, armed with DNA and a license plate from a particularly violent rape case, a detective thinks he has an easy case to crack. But neither provides a match. The case goes cold until the groundbreaking 'Combined DNA Index System' finds a hit 5 years later, kicking off an epic hunt for the culprit.

Airdate: June 16

The Murdered Bride

In 1986, the LAPD arrive at a murder scene. They're certain it's an open and shut case, but the case quickly goes cold. It takes 20 years, and the advent of DNA testing to provide a stunning new lead: the original investigation had searched for a male killer... but DNA reveals it wasn’t a man, it was a woman.

Airdate: June 25

The Atlanta Bombings

In 1996, a bomb goes off at the Atlanta Olympics killing one and leaving hundreds injured. After a further 5 bombs are detonated, the FBI, ATF and GBI realize they're dealing with a serial bomber. The Agencies use every tool at their disposal – even NASA scientists – to help bring the bomber to justice.

Airdate: July 2

Murder in Vegas

In 1995, charred bones and a skull with five bullet holes were found inside a burnt antique trunk in the Nevada desert. Despite the full arsenal of cutting edge forensic tools at investigators' fingertips, it was a method first developed in the era of Sherlock Holmes that helped convict the killer.

Airdate: July 9

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