Battle of the Experts: ARCCA vs. Aperture in the Karen Read Trial In this episode of Hidden Killers, retired FBI Special Agent Jennifer Coffindaffer joins Tony Brueski to break down the forensic battle at the heart of the Karen Read trial. On one side, you have ARCCA—a nationally respected accident reconstruction firm—offering dramatic simulations and biomechanical assessments. On the other, Aperture’s Shannon Burgess delivers SUV telemetry data that pinpoints a 12:32 AM reverse gear event—coinciding with the last known movement on John O’Keefe’s phone. But how credible are these experts? We dig into the cou...