“48 Hours” explores Gabby Petito’s final days and the missed warning signs that might have saved her. "48 Hours" contributor Jericka Duncan reports.

Did social media posts drive an Olympic horseman to shoot his own student? "48 Hours" contributor Nikki Battiste reports.

A young woman vanishes. The prime suspect has a criminal past — he murdered his parents when he was a child. Did he kill again? "48 Hours" correspondent Peter Van Sant reports.

Megan Hargan was suspected of killing her mother and sister. Her defense had an unusual theory: her sister was the one who pulled the trigger – with her toe. "48 Hours" correspondent Peter Van Sant reports.

A respected professor dies in a hot tub. Two friends are at the scene. Only one survives to tell the tale. "48 Hours" contributor Jonathan Vigliotti reports.

A daughter watches in horror as her mother is kidnapped from their home by intruders posing as deliverymen. "CBS Mornings" lead national correspondent David Begnaud reports.

When his parents disappear, Chandler Halderson’s social media helps investigators unravel the case. "48 Hours" correspondent Erin Moriarty reports.

How a DNA “detective,” an undercover cop and a cast-off cigarette butt helped catch a killer. "48 Hours" correspondent Peter Van Sant reports.

In 1982 the bodies of Annette Schnee and Bobbie Jo Oberholtzer were found outside a luxe ski town. A man rescued from a snowdrift the night of the murders turned out to be their killer. "48 Hours" contributor Natalie Morales reports.

At 14 he was accused and later convicted of murdering his mother. But he claims he knows who the real killer is and he’s still out there. "48 Hours" correspondent Erin Moriarty reports.

After a young mother is murdered, her son unknowingly hangs the killer's photo on his wall. "48 Hours" contributor Jim Axelrod reports.

When a young mother disappears, DNA from a tree helps lead to her killer. "48 Hours" correspondent Peter Van Sant reports.

Four college students are found stabbed to death in their home. Police say the suspect had studied the criminal mind. "48 Hours" correspondent Peter Van Sant reports.

A cosplay actor finds herself in the spotlight when she's accused of murdering her boyfriend. Can she convince a jury it was self-defense? "48 Hours" correspondent Erin Moriarty reports.

In 1997 four families are shattered when their daughters go missing. As they grieve, one man claims to have answers. Can he be trusted? "48 Hours" correspondent Erin Moriarty reports on the final chapter of a case she started covering more than two decades ago.

Amanda Perrault died of a gunshot wound to the head. The unusual position of her body raised questions about who pulled the trigger. "48 Hours" contributor Anne-Marie Green reports.

A mother is forced to rob a bank to save her daughter’s life, then her abductor falsely claims the mother was in on the crime. "48 Hours" contributor Tracy Smith reports.

A young mother is killed in her bed, her toddler unharmed. Unsolved for 40 years, how the unusual crime scene helped close the case. "48 Hours" correspondent Erin Moriarty reports.

"48 Hours" explores the double life of a once prominent lawyer and his stunning fall from grace. Murdaugh is now an admitted drug addict, thief and convicted murderer. "48 Hours" contributor Nikki Battiste reports.

A young girl peeks out of her bedroom to see blood on the floor and her mother in distress. As an adult she looks back on a night that changed her life. "48 Hours" correspondent Peter Van Sant reports.

The segment airing on CBS and streaming on Paramount+ follows the story of the infamous 1976 school bus kidnapping, in which three masked gunmen abducted 26 children and school bus driver Ed Ray. They were buried alive beneath a rock quarry and in an old moving truck, spending more than 16 hours in the dark before they were able to escape.

A young mother found dead in her car. Could she have shot herself twice? "48 Hours" contributor David Begnaud reports.

A young woman vanishes. Eerie surveillance video captures a man in a hat. Investigators learn the two are linked by a secret. "48 Hours" contributor Natalie Morales reports.

After a night out, two women were dumped outside hospitals by masked men. Were the men good Samaritans or did they play a role in the women’s deaths? "48 Hours" contributor Jonathan Vigliotti reports.

He was free for two years and then sent back to prison for a murder he swears he didn't commit. Yet Green still has faith he'll see his loved ones again. "48 Hours" correspondent Erin Moriarty has the latest on the case.

A woman is attacked in her sleep and kidnapped by her estranged husband. The dramatic story of her captivity and rescue. "48 Hours" correspondent Peter Van Sant reports.

A man gets his life back after spending 28 years in prison for a crime he did not commit. "48 Hours" investigates and is there as Johnson is freed in time to walk his daughter down the aisle. Correspondent Erin Moriarty reports.

When a 26-year-old Florida nurse goes missing after a night out, investigators look into her on-again, off-again boyfriend, with whom she was last seen. [also shown as S36:E26]

"48 Hours" goes inside the case that gripped the nation. A jury in Idaho found Lori Vallow Daybell guilty on all charges, including the murders of her two children and conspiracy to commit murder in the death of her husband's first wife. Contributor Jonathan Vigliotti reports.

A woman outwits a young stranger who attacked her in her own home. What will it take to find him? "48 Hours" contributor Jim Axelrod reports.

Viktoria Nasyrova is accused of using cheesecake as a murder weapon. Her motive was to steal the identity of Olga, who looks a lot like her. "48 Hours" correspondent Peter Van Sant reports.

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