The case would come to involve multiple law enforcement agencies, private investigators, and even psychics, all trying to answer the question of who killed JonBenét Ramsey. While no one has ever been charged with JonBenét’s murder—and DNA evidence has failed to conclusively identify her killer—numerous suspects have emerged over the years.

It’s been almost 30 years since JonBenét Ramsey was found murdered in the basement of her family’s Colorado home.

Investigators collected someone else's DNA from JonBenét’s fingernails and her underwear. Ultimately, the docuseries calls into question the validity of the DNA testing, but it had been previously determined that neither Patsy, John, nor Burke matched it.