3x23 - The Practice

Lindsay is stabbed by an unknown assailant wearing a nun's outfit during a late night at the office. Lindsay manages to utter the word 'nun' to Bobby before she passes out. Based on the information, Helen drags nuns into the courthouse for interrogation, reasoning that a nun upset over Michael (the nun killer) Kingston's acquittal may have committed the crime. Jimmy finds a photo of Lindsay with her image defaced in Judge Kittleson's office, bring a fleet of police to her home. Other suspects include Kingston himself and Joey Heric.