SD Unresolved Cases

DCI Tip Line: 605-394-1884
Email: DCITips@state.sd.us

It is the mission of the South Dakota Division of Criminal Investigation cold case investigators to inventory, review, modernize, and to actively investigate unresolved cases related to violent crimes, missing persons, and unidentified human remains, in an attempt to find justice for the victims and their families and to ultimately hold offenders accountable. This is accomplished through an ongoing review of unresolved cases, updates in evidence testing methods and technology, and witness cooperation that may not have been available to investigators previously.

	Everett and Luella Owens January 11, 1969 Everett and Luella Owens were found shot to death during a fire in their home near Gettysburg, SD.
	Ellabeth Lodermeier March 6, 1974 Ellabeth was last seen at her home on North Indiana Avenue in Sioux Falls, SD in 1974. Months later in Ellabeth's credit cards were found in a women's bathroom in Dauphin, Manitoba, Canada. In 1992, Ellabeth's purse, wallet, and checkbook were found on the bank of the Big Sioux River near Highway 42 and South Riverview Avenue, east of Sioux Falls, SD.
	Lawrence Steiger Sr. and RaNae Uthoven February 2, 1975 On February 2, 1975 Lawrence Steiger Sr. and RaNae June Uithoven were found deceased with gunshot wounds in Lawrence's trailer home in Winner, SD.
	Jolene Haas November 10, 1975 Jolene was found deceased in her hotel room at the Delroy Motel, 3737 Sturgis Road, Rapid City, SD on November 10, 1975. Jolene had multiple stab wounds and had been working as an informant for local and state narcotics investigators.
	John Glessner January 1976 Glessner was discovered deceased in a concrete stairwell in Pierre SD in January 1976. Evidence of theft from his person and blunt force trauma were noted by investigators.
	Michael Gukeisen March 1976 Gekeisen went missing in March of 1976 in Lincoln County, SD after testifying as a stateâ€™s witness in a preliminary court hearing.
	Raymond Rosales May 1977 Rosales was found deceased having been shot in the back at a residence in Rapid City, SD
	John Schroeder October 1978 Schroeder was found wrapped in carpet pad and shot to death in Sioux Falls, SD in October 1978. Schroeder was suspected to be involved with an outlaw motorcycle gang and initial leads led authorities to focus on rival gang members.
	LaDonna Mathis, Brian Mathis- 4, Patrick Mathis-2 September 1981Ladonna and her two sons, Brian and Patrick, were found shot to death inside their home near Mt. Vernon, SD in September 1981. John Mathis (husband and father) was later acquitted of murder charges. John reportedly sustained a gunshot injury to his arm while attempting to subdue the unknown assailant.
	Monica Wickre April 1993 Monica was reported missing in April 1993 having been last seen leaving a bar in Aberdeen, SD with an unknown male(s). Monica's badly decomposed remains were discovered in the James River in June 1993 by a passing boater. Brown County Sheriff's Office - (605) 626-7100
	Arden Anderson June 1986 Anderson was found deceased having been shot and robbed at a roadside rest area along Hwy 12 in rural Day County in June 1986.
	Clara Olson August 1986 93-year-old Clara Olson was found strangled in the bedroom of her Sioux Falls residence in August 1986. Olson still managed rental property and a botched burglary by a suspect attempting to take recently collected rent money was considered at the time.
	Karen Weeks October 1987 Karen Weeks was found deceased in a bathtub in a hotel room in Spearfish. Signs of possible struggle were discovered.
	Tammy Haas September 1992 19-year-old Tammy H`aas was reported missing from Yankton, SD in September 1992. Days later her body was discovered in a ravine outside Crofton, NE.
	Unidentified Male October 1998 Unidentified male human remains were discovered in Lawrence County outside the Guilt Edge mine South of Deadwood, SD. The identification of the victim remains unknown.
	Unidentified Native American Male February 2000 Unidentified remains of a Native American male were discovered in a rural area in Lawrence County SD outside St. Onge. The victim had been shot with a small caliber gun and attempts were made to partially conceal the body from view. The identification of the victim remains unknown.
	Pamela Dunn December 2001 Pamela Dunn disappeared from her residence in Watertown, SD in December 2001. Evidence of a struggle was discovered inside the home.
	Beverly Ulrich October 2003 Beverly Ulrich was reported missing from her home in Belle Fourche in October 2003.
	Andrew "AJ" Lufkins April 2010 AJ Lufkins was last seen outside the American Legion Bar in Sisseton, SD in April 2010. He was observed in a physical altercation with another male at the time.
	Rachel Cyriacks November 2013 Rachel Cyriacks was reported missing in November 2013. She was last seen in the Woonsocket, SD area.
	Theresa Dashewich June 2014 Theresa Dashewich was discovered by a passing motorist deceased in a culvert nearI-90, exit 172, in Jackson County.
	Alicia Hummel June 2015 Alicia Hummel's body was discovered deceased in the water near the boat landing at Myron Grove Missouri River access in rural Clay County, SD. She had injuries consistent with homicide.
	Richard Hare Jr. January 2023 On January 1^st, 2023, Richard Hare Jr. was struck and killed by a pickup pulling a horse trailer on SD Hwy 46. Hare Jr. was walking along the roadway just east of the Ft. Randall Casino. The vehicle did not stop and fled the scene.