Arch Tatum is close to retirement and is teamed up with a head-strong young trainee who throws a curve for the long time vet.

Charlie Czonka resurrects his alter ego, pimp CZ Smith, to catch a murderer who mutilates prostitutes.

Lt. Bruckner leads the Robbery Squad through a two-day run of holdups, big and small.

Members of the Serbian community are being gunned down and the police have few leads. Sgt. Wilson decides to use officer Joe Basic, an ethnic Slav, in an undercover situation. Joe learns his father Andrea is a possible target.

Juvenile officers Craig and Prescott deal with runaways, delinquents, and Prescott's own troubled home life.

Detectives Tony Calabrese and Bert Jameson try to hold onto a charming bank robber, which proves to be more difficult than actually catching him.

Joe Benton is taken off the surveillance squad after being involved in too many stakeouts that ended violently, so Sgt. Barrett drafts him for his narcotics squad investigating the "Mexican Connection."

Sgt. Wolf Bozeman, a gung ho street cop who lives through his job, tries to cope with the prospect of losing that job due to his deteriorating health.

Detectives investigate a series of murders of homeless men along the piers.

Detectives Bert Jameson and Tony Calabrese try to catch an extortionist who leaves remote-control bombs at his targets.

A police officer fights the brass to keep his spot as a beat cop after he loses his right hand to a package bomb.

Sergeant King Sherman endangers the public and the SWAT team he commands while preparing for his Lieutenant exams. His wife convinces him he'll pass his orals if he shows confidence in his leadership skills by projecting total authority.

IA Det. Sgt. Stiles investigates an indecent exposure charge against a veteran officer, resulting in the officer's dismissal. Months later, the exposure complainant confesses to a years-old murder, and subsequently raises doubt on his original testimony.

Det. John Darrin uses his experience in Chinatown to find the gang members who robbed a restaurant and killed one of the employees.

Det. John Darrin has to keep his primary witness to the restaurant shooting alive, while searching for his Chinese gang snitch, who has been snatched by a rival gang.

Detectives Grosser and Hyland know a big hotel heist is about to happen. They know who's involved, but they don't know which hotel or how to catch the thieves red-handed.

Detectives Calabrese and Thorpe try to catch a sniper before he, or she, strikes again.

Detectives attempt to solve a double execution-style shooting, which one victim manages to survive.

While breaking in new partner Ron Cruz, narcotics Det. Frank Dolan is drawn by a drug-related murder into pursuing a drug kingpin from out-of-town, who may be attempting to muscle his way into the local market.

Detectives Gordy and Ballard go undercover in a white-supremacist gun club to bust a paranoid gun collector who specializes in illegal military munitions.

Det. Bert Jameson has a new partner, Lew Reeves, and Lew's vicious cold complicates their efforts to solve armed pharmacy robberies and to catch the chopper rider who holds up taverns.

Detective Joe Forrester must go back to the rough area that was his old beat to try and catch a serial rapist.