Episode 1
An arrest is finally made five years after a mother of four disappeared while she was close to her apartment in Montana.
Episode 2
Authorities take two years and three trials to solve the shooting death of the wife of an FBI agent in the kitchen of her family's Virginia home.
Episode 3
When a woman returns two days after being reported abducted, authorities believe it's a hoax until a similar crime forces them to take another look; twenty-seven women who have accused Bill Cosby of assault get together to share their stories.
Episode 4
Twenty-seven women who have accused Bill Cosby of assault get together to share their stories.
Episode 5
Ten years after a 16-year-old boy confessed to a double murder and was sentenced to life in prison, a local businessman tries to prove the confession was coerced and the teen was wrongfully convicted.
Episode 6
The case of Johnny Hincapie, whose conviction for the 1990 murder of a Utah tourist in New York -- a case that represented a tipping point in the city's law enforcement -- was overturned after 25 years.
Episode 7
A 29-year-old woman goes missing.
Episode 8
Natalie Morales speaks to the mother of the teenage sexual assault victim from St. Paul's School; new details from both sides of the case, Owen Labrie's conviction and sentencing, and interviews with Labrie's friends and legal team.
Episode 9
When detectives track down the killer of a Las Vegas cocktail waitress and mother, it becomes clear that the investigation has just begun.
Episode 10
Episode 13
The five-year investigation into the death of a retired corrections officer, who was killed by antifreeze poisoning, reveals multiple suspects.
Episode 38
After a sudden marriage creates tension between two families, a murder exposes secrets, lies and a long-buried mystery.
Episode 48
When a woman is found dead inside her Jacksonville Beach apartment, police hope they’ll quickly find her killer. Instead, it takes more than a year to solve their case. Andrea Canning reports.
Episode 49
A man dies in a shooting incident after tempers flare in a confrontation in Montana's Glacier National Park.
Episode 56
California, 2011: Chris Northam Sr. was shot twice in the warehouse of his business. The suspect list is large and includes angry investors, disgruntled employees and ex-lovers. The case stalls. Then someone comes forward with a bombshell.
