Independent Detective Case File

Dana Hall Wingate

Homicide

Keddie, Plumas, California, USA

Case Number #54
Date of Incident April 12, 1981
Age 17 DOB: 02/08/1964
Type of Case Homicide
Case Entry February 16, 2026
Last Updated July 24, 2026
Overview


The Night Inside Cabin 28

Late on the night of April 11 or early April 12, attackers entered Cabin 28 in Keddie, California.

Inside were:

Dana Wingate
John Sharp
John’s mother, Glenna Sharp
Several younger children sleeping in another room

The violence that followed was extreme. Dana, John, and Sue were bound and assaulted using multiple weapons. Investigators later described the scene as chaotic and deeply personal in nature.


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Agency / ReferenceContact
Plumas County Sheriff’s Office:
Detective Mike Gamberg
(530) 283-6360
DateEvent
July 1979Sue Sharp moves with her children to Keddie, California.
April 11–12, 1981Quadruple homicide occurs in Cabin 28; Sue, John Sharp, and Dana Wingate are murdered; Tina Sharp is abducted.
April 12, 1981Sheila Sharp discovers the bodies; two younger boys are found unharmed.
April 29, 1981FBI initially involved; later withdraws from search.
April 1984Tina Sharp’s remains (skull and bones) discovered in Butte County.
1988Suspect John “Bo” Boubede dies; no charges filed.
2000Suspect Martin Smartt dies; case remains unsolved.
2004Cabin 28 demolished.
2013Investigation reopened; old evidence reviewed, including anonymous tip tape.
2016Hammer believed to be weapon recovered; DNA from tape renewed investigative leads.
2024–2026Continued analysis of DNA evidence points to unidentified living suspects; law enforcement signals case remains active.

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Map Location

Keddie, California

On April 12, 1981

The marker represents an approximate location.

Approximately the location of the Keddie Resort

Location disclaimer: This map may identify only the general city or surrounding area. It should not be interpreted as the exact location where the homicide occurred, where a person went missing, or where any other case event took place unless an exact location has been independently confirmed and entered.

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