48 Hours - Season 35 (1988)

The "voice" of 11-year-old Linda O'Keefe goes viral in the search for her killer. "48 Hours" contributor Tracy Smith reports.

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48 Hours first story about the murder of the Belle Haven, Connecticut 15 year old deals with an assertion that Moxley wrote in her diary of a visit with two New York teenagers weeks before her murder. A witness later says they confessed.

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When a woman uploads her DNA to a genealogy website, authorities show up at her door. Is there a double murderer in her family tree? "48 Hours" correspondent Erin Moriarty reports.

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After a young girl is adopted from Russia, her American parents come to believe she is capable of murder and return her.

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Vancouver, Washington, June 6, 2019: Transgender TikTok influencer Nikki Kuhnhausen (born Nikolas Kuhnhausen) age 17, vanished. Her remains were found six months later in a remote wooded area outside Vancouver. Her friends, family and transgender allies across Vancouver demanded justice. Detectives used Nikki's Snapchat account to find her.

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Correspondent Erin Moriarty looks at how advances in DNA technology might help solve one of the nation's most heartbreaking cold cases: The Yogurt Shop Murders in Austin, Texas. On Dec. 6, 1991, four teenager girls - 17-year-old Eliza Thomas, 13-year-old Amy Ayers, and two sisters, 17-year-old Jennifer Harbison and 15-year-old Sarah Harbison - were found gagged, tied up with their own clothing, and shot in the head in a yogurt shop, which was then set on fire. Eliza and Jennifer worked at the shop and were closing up for the night, and Sarah and Amy had met them there...

Maya Millete's a Filipino American woman who disappeared on January 7, 2021 in Chula Vista, California. The search for her's ongoing.

After Kostial was found dead at a lake 45 minutes from campus, investigators couldn't find her cell phone in her apartment. They did find her Apple Watch, allowing them to piece together the puzzle through her troubling text messages.

When a Missouri snake breeder is found dead, investigators initially think he might be the victim of an attack by one of his prized reptiles, but a closer look redirects their suspicion to his wife.

Twenty-eight years after a 13-year-old was incarcerated for the murder of a 4-year-old boy, he is released on parole; interview with the victim's parents.

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The death of Jamie Faith and the investigation into his murder.

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48 Hours takes a deeper look at the murder of 'Van Life' video blogger Gabby Petito at the hands of Brian Laundrie, who confessed to her murder in his notebook. He later committed suicide before he could be caught by law enforcement and brought to trial. Also discussed is the importance of the raising of awareness about the warning signs of domestic violence and how to recognize them.