Councilman Richmond suspects a leak within his team; Sarah tracks down a witness and is led to a suspect.

Richmond rises in the polls; a surprising individual turns himself in.

An ominous discovery is made at the Larsen house while Sarah travels to Tacoma to learn Councilman Richmond's dark secret. Meanwhile, Richmond is forced to come to grips with the fallout from the attack at City Hall.

Richmond lends support to the investigation; Sarah tries to track down Rosie's key; and Stan deals with his troubled son.

The task force shuts down a business; Sarah and Holder unite in their pursuit of "the voice"; Seward is offered motivation to comply with orders.

In the Season 3 finale, Sarah risks her life when someone dear to her goes missing; and Holder's past is used against him.

Reddick digs deeper as Linden and Holder struggle to keep their investigation from going cold.