The person at the center of this case
Tamara Ann Haas ("Tammy"), age 19
Cold Case · Open
33 years waiting · since 1992
TAMARA ANN HAAS
Justice for Tamara Ann Haas ("Tammy"), age 19 — 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 do they recall about Tamara's behavior and interactions that evening?
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evidence
Lead #2What physical evidence was present at the scene or on the body that could clarify how hyperflexion of the neck occurred?
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clue
Lead #3Why did several days pass before Haas' body was discovered, and were there any sightings or movements reported during that time?
On September 17, 1992, 19-year-old Tamara Ann Haas attended a party in Crofton, Nebraska and did not return home to Yankton, South Dakota. Several days later, her body was discovered in a ditch near the party location with an autopsy revealing death by hyperflexion of her neck. The circumstances surrounding her death remain unexplained, and investigators seek information about what happened that night.
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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 or near the party with a history of violence or suspicious behavior toward Haas?
⏰
timeline
Lead #5What is the exact timeline of events from when Haas arrived at the party to when her body was found?
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 location at party
Haas was last seen at the party in Crofton, Nebraska.
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1992-09-20
Body found in ditch
Several days after the party, Haas' body was discovered in a ditch near the party location.
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1992-09-20
Autopsy results
Autopsy revealed Haas' death was caused by hyperflexion of her neck.
Key Locations
Interactive map showing important locations related to this case
Case Information
Incident:September 17, 1992
Last Updated:June 7, 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:June 7, 2026
Up to $15,000 Reward
For information leading to the resolution of this case