The person at the center of this case
Alonzo Brooks
Cold Case · Open
22 years waiting · since 2004
ALONZO BROOKS
Justice for Alonzo Brooks — the trail went cold in 2004, but the truth hasn't.
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Key leads to think about
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evidence
Lead #1Autopsy was unable to determine cause of death—what injuries or circumstances led to Alonzo's death?
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witness
Lead #2Who else attended the party and what happened during the evening that led to Alonzo's disappearance?
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timeline
Lead #3Why did it take nearly a month for the body to be discovered despite an official search by the Sheriff's Department?
Alonzo Brooks, a 23-year-old mild-mannered man, attended a party at a rural house outside La Cygne, Kansas on April 3, 2004, and never returned home. His family organized a search party of approximately 50 volunteers, and on May 1, 2004, they discovered his body in brush near a creek in Linn County. Despite an autopsy, the cause of death could not be determined, leaving investigators without clear answers about what happened that night.
Case
#305
FBI Kansas City Field Office / Linn County Sheriff's Department
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More leads to consider
Beyond the top three above — each detail below could be the thread that pulls this case open.
📍
location
Lead #4What was the exact relationship between the party location and the creek where his body was found?
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Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
Homicide La Cygne, Kansas April 3, 2004 Alonzo Brooks attended a party at a rural house outside of La Cygne, Kansas, the night of April 3, 2004. When Alonzo didn’t return home from the party, his family called authorities in Linn County, Kansas.
The Linn County Sheriff’s Department launched a search. Almost a month later, Alonzo was still missing when his family organized a search party of approximately 50 volunteers.
On May 1, 2004, they found his body located in brush in a creek in Linn County. An autopsy was not able to determine the cause of death.
Alonzo was 23 years old at the time of his death. He was described as being mild-mannered and a good-humored person.
Timeline of Events
👁️
2004-04-03
eveningAlonzo attends party
Alonzo Brooks attended a party at a rural house outside of La Cygne, Kansas
👤
2004-04-03
Alonzo fails to return home
When Alonzo didn't return home from the party, his family called authorities in Linn County, Kansas
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2004-05-01
Body discovered by search party
Family-organized search party of approximately 50 volunteers found Alonzo's body in brush in a creek in Linn County
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:April 3, 2004 at Invalid Date
Last Updated:October 21, 2026
Up to $100,000 Reward
For information leading to the resolution of this case
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Case Information
Incident:April 3, 2004 at Invalid Date
Last Updated:October 21, 2026
Up to $100,000 Reward
For information leading to the resolution of this case