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March 10, 2025 31 mins

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Serial killer duo Loren Herzog and Wes Shermantine, collectively known as the “Speed Freak Killers”, due to their habitual methamphetamine abuse, are suspected of slaughtering as many as 72 people in and around San Joaquin County, California in the 1980s and '90s. After the deadly due was arrested in March of 1999, they quickly turned on each other and gave detailed accounts of the sinister crimes that they had committed over the years. So, how does such a deadly pair of killers manage to evade the authorities for over a decade?

References:

Speed Freak Killers: Victims And Possible Victims

Serial Killers’ Graveyard Opens California Town’s Wounds - The New York Times

The Speed Freak Killers — An Outraged Community — Crime Library

What you need to know about the 'Speed Freak Killers' | abc10.com

Speed Freak Killers: Wesley Shermantine & Loren Herzog

The Gruesome Meth-Fueled Murders of the Speed Freak Killers | Truthfully

Wesley Shermantine and Loren Herzog: Where Are Speed Freak Killers Today?

The Speed Freak Killers' And Their Meth-Fueled Murder Spree

Who were the victims of Speed Freak Killers? Details explored ahead of Evil Lives Here on ID

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