Federal judge Esther Salas' son is gunned down by a man delivering a package. 2,800 miles away, an eerily similar crime this time the target is distinguished lawyer Marc Angelucci. Who is behind the killings? Tracy Smith investigates.

Kat West's lifeless body was found outside of her home and the scene appeared to have been staged. West, a Marilyn Monroe look-alike, actively posted on her OnlyFans account. Was an overzealous fan involved in her death? Maureen Maher reports.

Could an item found in the medicine cabinets of millions of Americans have played a role in the death of a well-liked millionaire? Peter Van Sant and 48 HOURS investigate the death of businessman Steve Clayton and the case against his wife Lana Clayton.

Dani Green told family and friends that the family dog killed her ex-husband, Ray Green. When police showed up at the couple's home in Dillsboro, Indiana, they found no signs of Ray -- or the dog. Was she hiding something? Peter Van Sant reports.

Three-year-old Madeleine McCann went missing while vacationing with her family in Portugal in 2007. Her disappearance captured the world's attention. More than 13 years later, there is a suspect in Germany who may have answers. Peter Van Sant reports.

Aniah Blanchard, a 19-year-old college student and step-daughter of UFC star Walt Harris, disappeared inthe fall of 2019. It took more than a month to find her andto uncover the truth ofwhat happened to her that fateful night. James Brown reports

Jonelle Matthews disappeared from her Greeley, CO home more than 36 years ago. For a while, a photo of the smiling 12-year-old was on milk cartons looking for missing children. But then the case went cold. Until now. Richard Schlesinger investigates.

In September 2020, Ashley Benefield, a former ballerina and bikini model, walked to her neighbor's house and said she shot her husband in self-defense. Jim Axelrod investigates the death of Doug Benefield and the relationship between the two.

Scott and Janet Pettit were found dead in their Modesto, CA home in 2013, and their son Brandon was accused of hiring a friend to kill them; his sister claims he wasn't involved and vows to fight for his freedom.

For nearly two decades, an anonymous letter writer terrorised the small town of Circleville, Ohio, by sending threatening letters that exposed alleged secrets about neighbours and friends; Erin Moriarty investigates the mystery behind the letters.

Rachael DelTondo is gunned down on Mother's Day 2018 in her parents' driveway; the murder investigation takes twists and turns, including multiple suspects, secret romantic relationships and allegations of corruption.

Rachael DelTondo, a young teacher, was shot outside of her Pennsylvania home. There have been no arrests, but suspects range from her ex-fiancé to an allegedly corrupt police department. Will Rachael's murder ever be solved? Erin Moriarty reports.

In 1975, 15-year-old Martha Moxley was bludgeoned to death with a golf club in Greenwich, CT; Michael Skakel served 11 years for her murder, but his conviction has since been overturned.