20/20 on ID

On a cross-country killing spree, drifter Andrew Cunanan shoots and kills Italian fashion designer Gianni Versace who is at the height of his fame.

Two 12-year-old girls attack a friend in the woods, leaving her for dead; when questioned by police, the girls say a creature named Slender Man made them do it.

A brazen gang of diamond thieves leads police on a cross-country chase; the gang's high-flying ways may lead to their undoing.

Maverick software company founder John McAfee goes on the run after being accused of murder while living in Belize.

Toddler Cooper Harris dies after being left in a hot car; his father says it was an accident, while authorities say it was murder; during the trial, Cooper's grieving mother speaks out about what happened to her baby boy and stuns the courtroom.

A social media sensation and an NBA superstar connect online; as the relationship heats up, extortion and threats of violence turn their romance into a nightmare.

After a man is bludgeoned to death in his home, his wife and father-in-law claim it is a case of self-defense; then investigators take a closer at the crime scene, and the story of what really happened that night emerges.

An armored truck driver and his family commit a series of heists, eluding authorities for more than a decade; when one of them starts flashing money around, their plan for living the good life begins to crumble.

A small town is jolted by the murder of a young woman, who was last seen with a mysterious figure in camouflage; when a suspect is later convicted, some continue to wonder if the investigators got the right man.

In a football-crazed town, a star player and a teenage girl end up in a he-said, she-said controversy after a raucous party; investigators ask what happened when the two of them went into a bedroom during the party and closed the door behind them.

A wealthy community is shocked after a person dressed like a clown guns down a woman at her front door; suspicion falls on the victim's husband and his alleged girlfriend, but it will take more than 20 years until an arrest is finally made.

After spending 11 years in prison for murdering her mother, Noura Jackson speaks out about the evidence that put her behind bars, the court decision that set her free and the suspicions that turned her own family against her.

A mysterious figure threatens to expose the secret affair between two married politicians; despite a cover-up attempt, the situation spirals into a major public scandal, which ultimately derails multiple political careers.

The sexual abuse scandal surrounding Larry Nassar, former doctor for the USA gymnastics team; harrowing stories of abuse spanning over two decades; details on how the abuse went unaddressed for so long.