This is the Day 25 of 31 trial report of the murder trial of Karen Read, accused of running over her cop boyfriend John O’Keefe and leaving him to die in the snow, designed to catch you up with the nucleus of the case efficiently!
Case Report
Factual background:
Karen Read was tried in Massachusetts over the death of her boyfriend, Boston Police Officer John O’Keefe, who was found outside 34 Fairview Road in Canton on January 29, 2022, after a night of drinking with friends and acquaintances. Prosecutors alleged that Read struck O’Keefe with her Lexus SUV while reversing outside the home and left him in the snow. The defence argued that O’Keefe was not killed by Read’s vehicle and that the investigation failed to properly examine alternative explanations involving people connected to the home.
CHARGES:
1. 2nd Degree Murder.
2. Manslaughter while operating a Motor Vehicle under the influence of Liquor.
3. Leaving the Scene of an accident resulting in death.
Hung Jury 9 jurors voted not guilty, 3 jurors voted guilty – Mistrial declared on 1 July 2024.
Victim(s): John O’Keefe (Deceased)
Date Of Murder: 29th January 2022.
Killing Incident Reported: 29th January 2022.
Courthouse: Norfolk County, Dedham, Massachusetts
Officers of the court
Judge:

Attorneys
Prosecution:

ADA Adam Lally
Defence:

David Yannetti

Elizabeth Little

Alan Jackson

MA v. Karen Read (2024) – Day 25 Trial Summary
Day 25 of the Commonwealth v. Karen Read trial centered entirely on highly specialized digital forensics and accident reconstruction evidence introduced by the prosecution. The day began with technical expert testimony deconstructing database files and cell phone browser behavior to directly challenge the core defense theory surrounding the timing of a controversial Google search. The momentum then shifted to vehicle telematics, operational mechanics, and crash physics as the State presented its reconstruction of the incident scene. Through electronic vehicle logs and trauma alignment patterns, the prosecution worked to establish a definitive physical connection between the defendant’s vehicle operations and the victim’s injuries. The defense fiercely resisted during a specialized questioning session outside the presence of the jury, though the day concluded with the state’s reconstruction expert still actively on the witness stand.
Witness-by-Witness Summaries
Trooper Joseph Paul – Accident Reconstructionist
Key summaries (Click arrow for more)
Connection to the case
State’s expert accident reconstructionist tasked with analyzing vehicle computer data, scene environment conditions, and forensic mechanics to reconstruct the collision sequence.
Summary Of Testimony
Trooper Paul defined the mechanical properties of a single vehicle “key cycle” before walking the jury through high-velocity electronic backing data extracted directly from the vehicle’s computer systems. He tied these automotive telematics straight to the victim by stating the physical arm injuries perfectly matched a vehicle impact. During a temporary voir dire hearing, his reporting was scrutinized by the defense but resulted in nothing of note before the main direct examination resumed and was paused for adjournment.
Key evidence introduced!
- Key cycle event where the vehicle reached a peak throttle position of 74.5% while traveling at a speed of 23.6 mph.
Full report below!
Sources:
Karen Read, The Trial Channel, Youtube Channel, Playlist Available Online: https://www.youtube.com/playlist?list=PLLq-6my_qlf-0jvEFFw_AGQcdNztW6HNp




