Karen Read trial: Defense takes aim at scientist’s DNA testing, hair discovery in police investigation

On Wednesday, Maureen Hartnett witnessed the Massachusetts State Police Crime Lab that they discovered damaged glass, scratches and not less than one dent on the again of the car of Karen Learn, in addition to blood and rubble that was restored from John O’Keefe’s clothes.

She additionally wiped the proof that the Canton police collected in Pink Solo Cups, though she testified that it had by no means been examined. In consequence, she couldn’t even determine it as blood.

Hartnett collected samples for additional assessments, however testified that she didn’t perform herself. That was another person’s accountability.

She additionally testified that she couldn’t rule out that the SUV of the injury to Reads occurred earlier than January 29, 2022, the morning O’Keefe died.

The crimson substance, described as “reddish -brown” by the point she noticed it, was collected by the Canton police from the entrance Gazon at 34 FairView Highway below a substance of snow the place researchers believed that O’Keefe had been discovered.

“I feel you take a look at it anyway, even when there is no such thing as a custody in regards to the case,” mentioned Paul Mauro, a retired NYPD researcher who follows the case. “If there was a combat in the home, O

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