Vanessa Marcotte // 408

In September of 1970, a 25-year-old nurse finished up a late-night shift at a casino near Lake Tahoe and seemingly vanished without a trace. What followed was a series of mysterious phone calls and letters, which would eventually connect her to one of the most prolific serial kil ...  Show more

In October of 2013, a 24-year-old math teacher stayed behind after classes at her Massachusetts high school to offer assistance to one of her students. But when she didn’t come home that night, police descended on the school, discovering disturbing surveillance footage and a trul ...  Show more

When a young woman goes missing in Virginia, her family embarks on a frantic search. Years later, another woman’s harrowing story may hold the key to solving the case. Keith Morrison reports.

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When a young woman's body is discovered in an abandoned building, it sparks an investigation that lasts nearly two decades and pushes one family’s own search for justice. Andrea Canning reports.

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Ohio woman Katelyn Markham vanishes one summer night, prompting her community to conduct a massive search. When she’s found dead, investigators work to uncover her killer. Andrea Canning reports. Andrea Canning and Josh Mankiewicz go behind the scenes of the making of this episod ...  Show more