Overview: Jessie has to deal with the murder of her husband. When guns are stolen from the property room she realizes that the two crimes may be linked to it.
Overview: Stanton shoots a young suspect in self-defense and is stalked by the dead girl's friend. Meanwhile Jessie finds an abandoned baby in the car and becomes attached to him.
Overview: Lynn and Amy attempt to keep order in a neighborhood that is torn by feuding Serbians and Croatians. Meanwhile Molly must deal with her grandfather's mental breakdown.
Overview: Molly is talked into becoming a phone sex operator to catch a serial killer. Meanwhile Jessie interrogates an informer who might know something about the councilman who was shot dead in a car in the park.
Overview: Molly and her training officer have to transport a insane murder suspect and Lynn must handle an old con-man. Meanwhile Jessie decides to go on a talk show.
Overview: Lynn is stabbed with a drug addict's used needle while attempting to arrest him. Meanwhile Jessie investigates a man who claims he fired the shot that killed John F. Kennedy.
Overview: Molly's dream day off turns into a nightmare when she becomes a hostage in a coffee shop. Amy and Lynn are accused of using excess violence in arresting a traffic violator.
Overview: Jessie gives a talk at her old high school where a student is shot. This event exposes a secret club in the school. Meanwhile back at the station a mad bomber makes life more difficult for the officers.
Overview: Molly is in a quandary when she accidentally learns that a fellow officer was involved with a murder victim. Jessie and Dan investigate a possible child abuse case.
Overview: Lynn reaches out to a teenage girl who witnessed a murder but reluctant to testify. Richie and Molly try to stop an extortionist. Stiles goes after a gangbanger.
Overview: Richie is missing and Molly is frantic. Jessie is assigned to work with the FBI. When she becomes close to agent Jack, Dan gets jealous.
Overview: Molly and Lynn have to put their vacation on hold when they are assigned to protect a hostile socialite witness.
Overview: Detective Springer is partnered with his former training officer during a drug investigation. Lynn and Amy are assigned to protect a rapist who has served his time and has just be released from prison.
Overview: Molly discovers that her new boyfriend is a gambler whose debts are mounting and could possibly be connected to a recent murder.
Overview: Buddy and Dan are abducted by a group of desperate robbers and taken to an abandoned warehouse unknown to their fellow officers.
Overview: The investigation into the beating death of a family man uncovers a connection between the mob and the dead man's brother. Lynn has problems mourning Buddy's death while Amy is promoted into his old position.
Overview: While stopping a fight between two gangs, Lynn discovers that her cousin's son is a gang member. The parish priest thinks he can cool off the gangs, but discovers it is not that easy.
Overview: The serial murders of several cab drivers causes Springer to call in a psychologist to make a profile and he acts as bait with Molly and Rich. Meanwhile back at the station, all the cops are freezing when the heating system fails.
Overview: Jessie begins dating a doctor she saved during a robbery, but when she decides to break it off, he becomes obsessed and begins stalking her.
Overview: Molly investigates a car that has plunged into the river. Lynn becomes involved in a racially charged case and becomes the subject of a reporter's TV profile.
Overview: Molly goes undercover to trap a killer that is preying on homeless people at a campground. Meanwhile Lynn befriends a deaf man who might be a witness to the killings.