In Prosecution Karen Reeds Trail Boston Police Officer John O Keef saw its narrative around the death of his death, read at the end of the morning of Kadif’s death in the morning of the death of the crime by turning to the data of an accident expert.
Read, 45, alleged Hitting her boyfriend.
Tuesday, Special Prosecutor called Hank Brennon State The final witness to the stand. The accident rebuilding and biomechanical engineer Dr. Judson Welcher, read the black box data within his vehicle, testified that the morning conflict of the death of the O’Cef was not registered, but he insisted that a lack of data was expected because the system only registered car-car crashes, not pedestrians.
On May 27, 2025, Karen Reed was shown during a murder trial at Norfoke Superior Court in Mass’s Dedham. (Matt Stone/Boston Harold by AP/Pool)
“Are you surprised that there is no information on (black box) conflict?” Brennan heard.
“No,” Welter said. “(That) exactly what I expected.”
Welcher testified that the Textrim data from Reed’s Lexus SUV was able to match the vehicle’s infotainment clock using his colleague Shann Berges’s reports, showing that the moment was turned on.
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Dr. Photos of Jadson Welcher’s investigation were shown on May 27, 2025 during the hearing of Karen Reed. (Pool)
“So we are going from the running clock to the real-world clock,” Welcher said. “If you take it when you turned on from the Burges Report (vehicle), you can see that the Lexus was turned on at 12:12:36 in the morning”
Welcher explained that investigators needed to lead the data to the cellphone, which was 21 to 29 seconds behind the O’Keef’s cellphone clock in the Reed’s vehicle.
“That is why you have to have an apple-industry resemblance,” Welcher said. “You have to get them on the same time clock.”
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Dr. Jadson Welcher witnessed the Karen Reed Murder on May 27, 2025. (Matt Stone/Boston Harold by AP/Pool)
After approximately 19 minutes after the ignition was turned, Reed’s vehicle registered a second trigger incident, Welcher said. Suggesting data changing and changing data from the Black Box, referred to the fact that Reed’s vehicle was running 34 feet before the 53 feet in 74% throttle, indicating that the car was traveling at a speed of 23 mph by the end of the trigger event.
Welcher O’Keef showed data from his phone, saying that the quick acceleration of a reading vehicle to Brennon was matched with the Timestamp of the O’Ceff.
“(Trigger event) matches the window of cell phone data for O’Keef,” Welcher said. “It puts 34 Fairview in front of (vehicle).”
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Prosecutor Hank Brennon challenged the witness during the Karen Reed Murder inquiry on May 27, 2025. (Matt Stone/Boston Harold by AP/Pool)
Data BO further strengthens the timeline of the prosecution, which surrounds the death of the O’Ceip outside the Massachusetts.
“Good for the defendant, this witness is moderate to harm,” a retired Massachusetts Superior Court Judge Jack Lu Fox News told Digital. “Seventy -four percent acceleration, no break; Welcher likes and is a professional. A kind of humble.”
Shortly after finding his inanimate body in the snow, Welcher turned his attention to the surveillance piece of surveillance showing that Odif was leaving his drywall, testing that his investigation was concluded that Reed had come into contact with his vehicle’s bumper O’Keef, but did not Tailight.
“I hate to see any party hurt, but it is a bad day to read the miss,” Lu said. .
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On May 27, 2025, Defense Advocate Robert Allessey Superior Court calls for Superior Court Judge Beverly Cannon as he reads Karen in the Norfoke Superior Court in Mass’s Dedham. (Matt Stone/Boston Harold by AP/Pool)
“So the only evidence of the connection is nowhere near the tilelight,” Welcher said. “I emphasize the word ‘Upper Taillight’ because it is proportional to the lower tilelight, but even the lower tilelight has not broken.”
Crash experts testified that the same manufacture and the same trial as the SUV of Reed to investigate the possible cause of the scratch marks found in the arm of O’Keef.
Knowing that he was approximately the same height and weight as O’Keef, he covered the tilelight in color before recreating the Welcher’s vehicle strike, like O’Keef’s wounds, suggesting a video piece on his arm.
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“The right forearm of the O’Ceep for the forearm and the complexity in the arm is the geometry and perspective of the proper tilelight (the reading SUV),” said Welcher.
Welcher testified that he had studied the nature of the injuries caused by the onslaught, and that Brennan was shocked to be shocked by Reed’s SUV.
Based on all the evidence you considered, “Can you share with the jury what your opinion is, about whether the defendant’s Lexus hit Mr O’Keef around 12:32 am on January 29, 2022? “
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“Based on the completeness of the evidence, the DNA, everything I spoke, is in line with it,” Welcher said. “With a reasonable scientific certainty, what happened.”
Welcher’s evidence helped Burges and Cellabrite expert Ian Wiffin further strengthen the data inventions, previously taken a stand as witnesses to the prosecution in the Reed case.
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The prosecution is expected to rest this week after the whole day of Welcher’s direct exam. Was there Punishable by a higher accusationThe second phase of murder, the reed faces the possibility of life in prison.
“So far, without a side test, the defense has a bad day,” Lu said.
