An attorney for Karen Reed have asked the Massachusetts Supreme Judicial Court to a murder charge she faces in the 2022 death of her boyfriend, Boston Police officer John O’Keefe.

Karen Read’s lawyers said the trial judge made crucial errors in her declaration of a mistrial in the murder case and in dealing with jurors’ post-trial disclosures that they were ready to acquit

This issue is one of existential importance — not merely to Ms. Read, but to the very foundation of the constitutional safeguards that protect her,” Read's lawyers wrote.