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Cold Case: Renewed Appeal in 1979 Taxi Driver Murder

1/22/2026

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Summary

Story summary

Detectives in South Wales renewed their appeal for information in the unsolved murder of taxi driver John 'Jack' Armstrong, killed in October 1979 after taking a fare in Cardiff.
Armstrong's blood-stained taxi was found that evening, and his body was discovered three days later with head injuries.
The case remains active as police review evidence and seek leads.
Detective Chief Inspector Matt Davies urged anyone with information to come forward.

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Story summary

Detectives in South Wales renewed their appeal for information in the unsolved murder of taxi driver John 'Jack' Armstrong, killed in October 1979 after taking a fare in Cardiff.
Armstrong's blood-stained taxi was found that evening, and his body was discovered three days later with head injuries.
The case remains active as police review evidence and seek leads.
Detective Chief Inspector Matt Davies urged anyone with information to come forward.