Michael Proctor, the Massachusetts state trooper suspended over his conduct while investigating Karen Read, will not testify in another high-profile case that he was a lead investigator on, prosecutors said.

Prosecutors argue that releasing the work phone history of the state police lead investigator in the Karen Read murder case could jeopardize other cases.

Karen Read’s lawyers have filed an appeal with the Massachusetts Supreme Judicial Court challenging a judge’s decision not to dismiss two of three charges against her

Karen Read’s attorneys have taken their argument to drop the murder charge against her to the state’s highest court. The appeal filed Wednesday to the Supreme Judicial Court is impounded, at least for the time being.