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The investigation into the 1995 murder of Texas teacher Mary Catherine Edwards went cold for years. Advances in forensic science and tireless work by investigators would reveal the startling connection between the victim and her killer.
After Minnesota nurse Alex Pennig was found dead in her bathroom, her friend Matthew Ecker told investigators she shot herself. But evidence at the scene left detectives with some big questions about how Pennig died.
Two men have been convicted of first-degree murder and kidnapping of Ray Wright whose whereabouts remain a mystery.
Mark Harmon transitions from his iconic role as Leroy Jethro Gibbs to executive producer and narrator of "NCIS: Origins," a prequel exploring his character's early years.
"One thing the detectives kept telling us was … eventually technology's gonna solve this case. … I trusted that, and they turned out that they were right," Sarah Yarborough's mother tells "48 Hours."
Lyle Menendez tells "48 Hours" contributor Natalie Morales, "There's just never been a case of guilt or innocence. It was always about why it happened."
Chris Hemsworth reveals that his children played a key role in his decision to voice Young Optimus Prime in "Transformers One."
Hannah Cvancara rock climbs, snowboards, surfs and hikes. But while her amputation hasn't stopped her at all, the military has, rejecting her from the U.S. Navy.
Acclaimed for her comic characters on "Seinfeld" and "Veep," the actress now stars in the drama "Tuesday," as a mother with a terminally-ill daughter; and hosts the podcast, "Wiser Than Me," sharing conversations with older women she admires.
For Holocaust survivor Trudie Strobel, her mother's lessons in stitching saved her life—not once, but twice.
Angela Craig's autopsy revealed she had been poisoned. Police claim the evidence points to her husband James — alleging he purchased potassium cyanide and arsenic and laced her protein shakes with poison.
A medical examiner ruled Eric Richins, a Utah father of three, died of a lethal dose of fentanyl. His wife Kouri was charged in his death.
After nearly 40 years and advances in genetic geneaology testing, Alan Lee Phillips was convicted and sentenced for the murders of Bobbie Jo Oberholtzer and Annette Schnee – two young women killed hours apart on a snowy day near Breckenridge, Colorado.