Ramsey Faragallah

Cosgrove and Shaw investigate the murder of a physician whose politician wife suspects she was the intended target; Price and Maroun's case hangs in the balance when the defense calls one of the doctor's young patients to testify as a witness.

While Carrie and Saul are left reeling by the news that Walker is alive, the intelligence organizations squabble over how to capture him. The FBI leans toward using the public's help, but Carrie thinks they should use his family to draw him out. Elsewhere, Brody sets out to find a mysterious man who has surprising info about his years as a captive.

Brody's efforts to sever ties with Abu Nazir triggers flashbacks to his time as a captive. Meanwhile, the mosque shooting results in a public-relations nightmare for Carrie.

Walker's Washington contact is identified by Carrie and Saul, but the target is protected via diplomatic immunity. Meanwhile, political bigwigs approach Brody about running for a disgraced congressman's seat.

Jemaine reconnects with the girl who dumped both him and Bret; Murray finds investment opportunities in the stars.