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Case Description

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James Capen, a White male federal prohibition agent, died on May 11, 1928, after a raid in the Cumberland area of Wyoming turned in an instant from law enforcement routine into a fatal gun battle. Capen and another officer, Percy Epperson, had gone to a ranch near Little Muddy Creek, where they found and destroyed an illegal still. The man connected to the property was placed under arrest, and for a brief moment it may have seemed the hard part was over. But as the arrested rancher was allowed t ...Read More

Victim Details

James Capen

Male

White / Caucasian

Cumberland

WY

1928-05-11

47

James

Cyrus Capen Sr

Primary Suspect Deceased

04/24/2026