Karen Read's defense may be barred from accusing others of causing John O'Keefe's death in their opening statement.

Prosecutors seek to further limit the defense's claims about third-party involvement in John O'Keefe's death during opening ...

Prosecution motion filed in Karen Read case to limit defense strategy to blame law enforcement or dog for Boston Police ...

Judge issues key rulings in Karen Read murder retrial, granting defense access to surveillance video and allowing expert ...