John Deignan

Leslie sets up a stakeout with Tom to find out who's growing marijuana in the community garden she set up in the pit.

Leslie's campaign momentum is halted when Bobby Newport's dad dies a couple of days before the election

Willis helps a young soccer player injured in a bus crash; a patient's hesitancy to disclose that she's transgender compromises the doctors' ability to diagnose her abdominal pain.

Bunchy's wedding is threatened; Ray must track down his father and turn him in; an old rival of Ray's is assigned to vet the Finney family.

In the sixth season premiere, when it appears one of the Boston Police Department's own has shot an unarmed man on a busy Boston subway platform, the team must fight to find the real killer while exonerating the detective's name. But with Internal Affairs breathing down their necks, it becomes apparent that the circumstances surrounding this shooting are anything but clear.

Owen and Cristina navigate their relationship amid the pending lawsuit; Bailey and Ben argue over wedding plans; while Jackson is distracted by a shocking situation with April, Callie asks him for help fixing Derek's hand.