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Case Description
Any updates on this case?
On December 22, 1978, Tammy Peterson, a 14-year-old girl from Rancho Cucamonga, California, was tragically found shot to death at the north end of Etiwanda Avenue. The discovery of her body marked the beginning of a complex and heart-wrenching investigation. Tammy's death was ruled a homicide, and the case has remained a cold case for decades, with law enforcement continuously seeking information to bring justice to her and her family.
The investigation into Tammy Peterson's murder has be ...Read More
The investigation into Tammy Peterson's murder has be ...Read More
Links to Additional Sources (2)
See any mistakes?Victim Details
Tammy Peterson
Male
White / Caucasian
Rancho-cucamonga
CA
1978-12-22
14
Tammy
Peterson
11/27/2025
Forum Posts (1)
Hey everyone, I've been following Tammy Peterson's case for a while now, and one aspect I've been th... ...Read More
05/24/2024
05/24/2024
