48 Hours

The investigation into Katlyn's death, which was initially reported as a medical emergency after her 4-year-old daughter found her unresponsive. Evidence soon revealed she had been strangled with phone charging cables in what prosecutors called a "cold-blooded and calculated" attack following a recent breakup.

On Dec. 23, 2023, police were called to a Texas home where two teenagers had been shot. Eighteen-year-old Ethan Riley died from his injuries, while 19-year-old Ben Bliek survived. Their friend, 17-year-old Connor Hilton, was arrested and later confessed to the shooting. Hilton and his parents sat down for an exclusive interview with 48 HOURS. He claims the shooting was triggered by a reaction to a popular prescription acne medication, saying it caused him to experience homicidal thoughts. Prosecutors, however, reject that explanation and say the evidence points elsewhere. 

In 1969, 17-year-old Mary Kay Hesse was stabbed to death in Wahoo, Neb. – a crime that haunted the community for decades. 48 HOURS first began reporting on the case in 1999, capturing interviews and material that, until now, had never aired. For more than 50 years, the murder remained unsolved. But advances in investigative techniques and renewed focus by law enforcement helped piece together long-overlooked evidence, ultimately leading to an arrest. 48 HOURS correspondent Natalie Morales reports on how the murder of Mary Kay Hesse was finally brought back into focus in "The Girl from Wahoo."

When a college student in Milwaukee vanishes after a first date, investigators race to retrace her final movements. Using data from an app on her phone, law enforcement begins to piece together where she went – and whom she was with. As the investigation focuses on a man named Maxwell Anderson, chilling security camera footage and evidence discovered on a secluded beach raise urgent questions about what happened to Sade Robinson. 48 HOURS correspondent Anne-Marie Green reports in "Sade Robinson and the Secret Beach."