Andrea DelVesco // 433

Andrea DelVesco // 433

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Donna Lass: The 12th Zodiac Victim?

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

Colleen Ritzer: A Killer in the Classroom

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

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