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Digital Evidence
Dr. Russell's Review of Lexus Telematics Data
The telematics (black box) data from Karen Read's vehicle, reviewed by defense expert Dr. Marie Russell as part of her forensic analysis.
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During Brennan's cross-examination, Russell said she had looked at the later telematics report but did not understand it, that her original opinion predated the report, and that she did not seek interpretive help. Brennan used those answers to challenge whether she should revisit her opinion.