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Case Description
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Karen Lee Valdez, a 26-year-old mechanic stationed at F.E. Warren Air Force Base in Cheyenne, Wyoming, was last seen on November 21, 1983. On the day of her disappearance, she was spotted loading her yellow Dodge Ram truck, possibly preparing to visit a friend in Denver, Colorado. However, she never arrived at her destination, and her truck was never found.
Initially classified as a deserter a month later, her case was eventually reclassified as a missing person case as the Air Force co ...Read More
Last Seen: Nov 21, 1983
Initially classified as a deserter a month later, her case was eventually reclassified as a missing person case as the Air Force co ...Read More
Last Seen: Nov 21, 1983
Links to Additional Sources (8)
See any mistakes?Victim Details
Jun 01, 2017
Jan 12, 2024
Karen
Valdez
66
26
61 inches
115 lbs
White / Caucasian
Female
Nov 21, 1983
Cheyenne
Wyoming
Laramie County
No
405
33617
Air Force Office of Special Investigations
Quantico
Virginia
Prince William County
22134
John Fine
Chief, Cold Case Team Air Force Office of Special Investigations (AFOSI) AFOSI-Center, Quantico, VA
Russell-Knox Building, Virginia
8772461453
Federal
Law Enforcement
ICON-D-085-A--33298151621
Air Force Office of Special Investigations
Brown
Blue
Blue
11/28/2025
Area Last Seen:







