The sound of the air conditioning and fans inside Norfolk Superior Court in Dedham have been an issue throughout both of Read's trials. Often during the first trial, when witnesses were testifying, their words could not be heard clearly in the courtroom because of the sound coming from the units, so Cannone ordered them to be turned off.

A new court filing by Karen Read’s defense team could indicate she will not testify in her retrial for the January 2022 killing of her boyfriend, Boston police officer John O’Keefe, as questions swirl about whether she will take the stand in the case’s waning days.