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Unsolved homicide

Killing of Marcus Mason

Year
2007
Where
Denver, Colorado
Source
Colorado Bureau of Investigation
Evidence
1
What the record says

On July 22, 2007, 17 year old Marcus Mason was visiting a friend who lived on 36th and Olive Street. Marcus and his friend were headed down the street to another friend's house when he became involved

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.