A&E True Crime profiles three family-related murders that took place on Thanksgiving.

The circumstances around the cult leader's death is still a mystery decades later. Was his gunshot self-inflicted? Or did someone kill him?

A&E True Crime looks into the life of Joaquin Guzman and why murders by Mexican drug cartels are particularly gruesome.

On November 15, 1990, a 2-year-old boy, Billy Blankenship, was reported to have fallen down the stairs in his babysitter's care in Concordia, Missouri. The sitter, Tawny Sue Gunter, claimed she had put the boy in her basement as she prepared lunch upstairs. The boy suffered a skull fracture and later died. But that wasn't the end of the story.

The United States may have churned out the highest number of serial killers in the world over the years, but it certainly doesn't hold exclusive rights on brutal murders. Learn about some international serial killers and how their respective countries handled their crimes.

Nicknamed 'The Dating Game Killer' after his 1978 appearance on the TV show of the same name while in the middle of a killing spree, Rodney Alcala died on July 24, 2021. Although convicted of seven murders, investigators speculate there are more victims.

A&E True Crime looks back on Columbian drug lord Pablo Escobar's rise to power and prosperity, and investigates who fired the bullet that took his life.

True-crime author Michael Arntfield talks about homicide detective Pat Postiglione, who headed up Nashville's cold-case Murder Squad and solved dozens of unsolved murders, and how the country-music mecca became a murder hub.

After the 2005 disappearance of Teresa Halbach, 16-year-old Brendan Dassey confessed to police that he and his uncle, Steven Avery, raped and murdered her. But Dassey later recanted his confession, suggesting that he'd been coerced into telling the police what they wanted to hear. The jury didn't buy it and sentenced him to life in prison.

Doctors who murder are a rare breed, but perhaps because their entire mission is to do no harm, they are among the most chilling kind of killers. Texas surgeon Dr. Christopher Duntsch is one such physician who violated his oath so profoundly by intentionally botching surgeries that he became known as 'Dr. Death.'