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Man Charged in 1997 Mattapan Murder After DNA Match

12/18/2025

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Summary

Story summary

Brian Keazer was arraigned on a murder charge tied to the 1997 killing of Ruth Foster in Mattapan.
DNA evidence recovered from a parking lot matched samples from the crime scene, including under Foster's fingernails.
Prosecutors said Keazer was friends with Foster's son at the time of the murder.
He was held without bail after his attorney did not contest the prosecution's request.

History

Historical Context

The introduction of DNA evidence in 1986, pioneered by British geneticist Sir Alec Jeffreys, revolutionized forensic science, achieving a 99.9% accuracy rate in suspect identification. This advancement led to significant cases, including the conviction of Colin Pitchfork in 1988. The recent arraignment of Brian Keazer for the 1997 murder of Ruth Foster exemplifies DNA's enduring impact on solving cold cases and delivering justice.

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Story summary

Brian Keazer was arraigned on a murder charge tied to the 1997 killing of Ruth Foster in Mattapan.
DNA evidence recovered from a parking lot matched samples from the crime scene, including under Foster's fingernails.
Prosecutors said Keazer was friends with Foster's son at the time of the murder.
He was held without bail after his attorney did not contest the prosecution's request.

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