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Yeisir Buster Concepcion

Case from Warrenton, MO dated Dec 29, 2025

Victim Details

Yeisir Buster Concepcion

Male

Hispanic / Latino

Warrenton

MO

2025-12-29

42

Yeisir

Buster Concepcion

07/14/2026

Case Description

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On the evening of December 29, 2025, in Warrenton, Missouri, a tragic event unfolded that resulted in the death of 42-year-old Yeisir Buster Concepcion. He and a companion, Elizabeth Hernandez-Sanchez, 33, also of Warrenton, were discovered with gunshot wounds near the intersection of South Stracks Church Road and State Highway M. The Warren County Sheriff's Department responded to a "man down" call around 8:35 p.m. and found both individuals, who were in a romantic relationship. Despite life-sa ...
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Links to Additional Sources (10)

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  • CiberCuba: Tragedy of Cubans in Missouri: Man kills his ex-partner and her boyfriend, then takes his own life
  • https://www.ky3.com: Major Case Squad: Man killed ex-girlfriend and her boyfriend before turning the gun on himself
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    Forum Posts (2)

    I’ve been thinking a lot about the community impact in the wake of this terrible tragedy in Warren... ...Read More
    02/06/2026
    Has anyone else noticed how eerily quiet the town feels since the incident on December 29th? I pass ... ...Read More
    01/03/2026
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