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
👁️
witness
Lead #1Who attended the party and what interactions did Alonzo have that evening?
🔍
evidence
Lead #2Why could the autopsy not determine cause of death, and what injuries or findings were present?
📍
location
Lead #3Why was Alonzo's body found in the creek nearly a month after disappearance—was he moved or did he go there voluntarily?
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. After nearly a month of searching, his body was discovered on May 1, 2004, in brush along a creek in Linn County, but an autopsy could not determine the cause of death. The FBI is seeking information about what happened at the party and the circumstances surrounding his death, with a $100,000 reward offered for leads.
Case
#305
FBI Kansas City Office and 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.
🎯
suspect
Lead #4Were there any conflicts or suspicious individuals at the party that night?
💡
clue
Lead #5What circumstances led to Alonzo leaving the party and his subsequent death?
Have information about any of these leads?
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
Party Attendance
Alonzo Brooks attended a party at a rural house outside of La Cygne, Kansas
👤
2004-04-03
Failed to Return Home
Alonzo did not return home from the party; family called Linn County authorities
🔍
2004-05-01
Body Found
Family-organized search party of approximately 50 volunteers discovered 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
Last Updated:September 9, 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
Last Updated:September 9, 2026
Up to $100,000 Reward
For information leading to the resolution of this case