Kathleen Doyle

While searching for the missing daughter of a retired police officer, detectives stumble upon a terrorist plot involving a shipment of explosives.

Part 2 of 4. The Evans learn that Penny's bruises were inflicted by her mother. Penny: Janet Jackson.

Part 3 of 4. The Evans are stunned to discover that Penny and her mother have moved. They are later equally stunned when they discover Penny hiding in their apartment.

An elderly, paranoid witness is the detectives’ best hope of catching a killer. Tension escalates between two East Indian brothers when Martinez and Medavoy investigate the alleged robbery of a taxi cab driver.

Doctor Maxwell moves in after a fight with his wife.

Murray ignores Archie's objections and gives Dottie a chance at a more honorable profession, only to have good cause for his second thoughts.