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Unsolved homicide

Killing of Portia Perez

Year
1975
Where
Commerce City, Colorado
Source
Colorado Bureau of Investigation
Evidence
1
What the record says

On October 16, 1974, Portia Perez was last seen by family members. On October 23, 1974, Mrs. Perez was reported missing by her son, Herb Denton, to the Denver Police Department. Several months

From the Colorado Bureau of Investigation cold case file. Records change. The source is the authority.

Where to start

Got ten minutes? Do one of these.

What does the record establish, and what has never been explained?

  • Read the source and write down every date, place and name it gives.
  • Find the earliest news report you can and note what it says that later accounts dropped.
  • List what has never been explained. One line each.

New to this? Read the field guide. Five short lessons.