Event Details
January 01, 1978
Description
Mass murder of the Lyons family.
Participants (3)
| Name | Type | Mentions | |
|---|---|---|---|
| Randy Greenawalt | person | 4 | View Entity |
| Lyons Family | person | 6 | View Entity |
| Gary Tison | person | 6 | View Entity |
Source Documents (1)
HOUSE_OVERSIGHT_017254.jpg
This document appears to be a narrative excerpt (page 167) regarding the infamous Tison Gang prison breakout and subsequent murder spree in Arizona (historically 1978). It details the carjacking and murder of the Lyons family (John, wife, baby, niece) by Gary Tison and Randy Greenawalt, while Tison's sons (Donny, Ricky, Ray) watched or were sent away during the execution. It notes the public terror caused by the event, specifically mentioning future Supreme Court Justice Sandra Day O'Connor, who was a local judge at the time.
Related Events
Events with shared participants
Carjacking and kidnapping of the Lyons family by the Tison gang.
1978-01-01 • Roadside / Desert
Discovery of Gary Tison's decomposing body by a Papago Indian.
2025-08-11 • Papago Indian Reservation
Murder of the Lyons family.
Date unknown • Arizona (near a car)
Prison escape of Gary Tison and Randy Greenawalt assisted by Tison brothers.
Date unknown • Arizona
Murder of four innocent people.
Date unknown • Arizona
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