The person at the center of this case
Tamara Ann Haas ("Tammy")
Cold Case · Open
34 years waiting · since 1992
TAMARA ANN HAAS
Justice for Tamara Ann Haas ("Tammy") — the trail went cold in 1992, but the truth hasn't.
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Key leads to think about
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witness
Lead #1Who attended the party on September 17, 1992, and what did they observe regarding Tamara's condition and interactions that evening?
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evidence
Lead #2What physical evidence was recovered at the scene or during the autopsy that could explain how the fatal neck hyperflexion occurred?
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clue
Lead #3Why did it take several days for Haas' body to be discovered, and what was the timeline between her disappearance and the discovery?
On September 17, 1992, 19-year-old Tamara Ann Haas attended a party in Crofton, Nebraska, and never returned home to Yankton, South Dakota. Several days later, her body was discovered in a ditch near the party location; an autopsy determined she died from hyperflexion of her neck. The circumstances surrounding her death remain unexplained, and investigators are seeking information about what happened at the party and how she sustained the fatal neck injury.
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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 individuals at the party with a history of violence or suspicious behavior toward Haas?
📞
contact
Lead #5Has anyone come forward with information about what happened at the party or who Haas left with that night?
Have information about any of these leads?
Even the smallest detail could be the key to solving this case.
Official wording
Source Narrative
Unexplained Death Crofton, Nebraska September 17, 1992 The FBI's Minneapolis Field Office is asking for the public's assistance in helping law enforcement piece together the events that led to Tamara Ann Haas' death. Haas, who resided in Yankton, South Dakota, attended a party in Crofton, Nebraska, on September 17, 1992.
She did not return home that night. Several days later, Haas' body was found in a ditch near the location of the party.
An autopsy revealed Haas' death was caused by hyperflexation of her neck. Haas was 19 years old at the time of her death.
Timeline of Events
👤
1992-09-17
Tamara Haas attends party and does not return home
19-year-old Tamara Ann Haas attended a party in Crofton, Nebraska on September 17, 1992, and failed to return to her residence in Yankton, South Dakota.
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1992-09-17
Last known sighting at party
Haas was last seen at the party in Crofton, Nebraska.
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1992-09-22
Body found in ditch
Several days after the party, Haas' body was discovered in a ditch near the party location.
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1992-09-22
Autopsy results
Autopsy revealed Haas died from hyperflexion of her neck, indicating a violent injury.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:September 17, 1992
Last Updated:October 22, 2026
Up to $15,000 Reward
For information leading to the resolution of this case
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Case Information
Incident:September 17, 1992
Last Updated:October 22, 2026
Up to $15,000 Reward
For information leading to the resolution of this case