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Karen Read’s defense to cross-examine cell phone expert over John O’Keefe’s last movements

Karen Read looks toward her defense attorney Robert Alessi, as special prosecutor Hank Brennan questions Ian Whiffin, a digital intelligence expert with Celebrite, about the data on John O'Keefe's iPhone during her murder retrial in Norfolk Superior Court in Dedham, Mass.,Monday April 28, 2025. (Pat Greenhouse/The Boston Globe via AP, Pool)

Testimony in

Karen Read’s second murder trial

is set to enter its sixth day as the defense team is expected to cross-examine digital intelligence expert Ian Whiffin.

On Monday, prosecutors painted a picture of

Boston police officer

John O’Keefe’s final movements before he was found frozen to death in a fellow officer’s backyard.

Using O’Keefe’s cell phone, special prosecutor Hank Brennan pointed to the device’s temperature and health data, looking to prove the officer

was killed

outside the home and left to die in frigid temperatures.

If convicted, Read faces the possibility of

life in prison

.

Posted by Julia Bonavita

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Court returns for the sixth day of Karen Read's retrial

Judge Beverly J. Cannone greets jurors as the murder retrial of Karen Read continues, in Norfolk Superior Court, Dedham, Mass., Monday April 28, 2025. (Pat Greenhouse/The Boston Globe via AP, Pool)

Court has resumed for the sixth day of testimony in Karen Read’s second

murder trial

with defense attorney Robert Alessi calling Ian Whiffin, a digital intelligence expert, to the stand for cross-examination.

Posted by Julia Bonavita

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Karen Read arrives to court for the sixth day of testimony in her retrial

​

Karen Read arrived at

Norfolk Superior Court

alongside defense attorney Alan Jackson one-minute-shy of the court’s 9 a.m. start time.

Posted by Julia Bonavita

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Crash expert admits to breaking witness sequestration order in Karen Read's first trial

Ian Whiffin, a digital intelligence expert, with Celebrite, testifies under direct examination by special prosecutor Hank Brennan during Karen Read's murder retrial in Norfolk Superior Court in Dedham, Mass., Monday April 28, 2025. (Pat Greenhouse/The Boston Globe via AP, Pool)

A crash reconstructionist whose testimony is expected to be key to Karen Read's defense admitted on the stand Monday, without jurors present, that he sent notes to her team during the first trial and received information about prior testimony despite a sequestration order.

Dr. Daniel Wolfe testified during the first trial that damage to Read's SUV – the alleged murder weapon – was inconsistent in regard to a collision with John O'Keefe, the

Boston police officer

found dead on a colleague's front lawn during a blizzard on Jan. 29, 2022.

He took the stand again as part of a

contentious evidence

hearing as special prosecutor Hank Brennan raised issues with delays in discovery a week into Read's second murder trial; the first ended with a deadlocked jury.

He admitted to sharing talking points with the defense during the first trial, apparently violating a sequestration order by receiving information on prior witness testimony, and later discussing the case with her defense on the encrypted messaging app, Signal.

Read the full story

here

.

Posted by Julia Bonavita

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