Furillo pushes the investigation of Councilman McAuley; LaRue's business dream comes to a bitter end; Lt. Hunter gets his chance to test out an ""urban tank"" in sniper alley.

Belker forgets his mother's birthday; Hill and Renko look into urban cattle rustling; LaRue and Washington apply for jobs in the Bahamas; and Furillo sits on a board of rights for a fellow captain accused of neglecting his duties.

The governor's dog is stolen; Renko and Theresa quarrel at a party; six rookies face hazing; LaRue and Washington try to chase down an autopsy report; and Eddie Gregg becomes Belker's snitch.

The courts settle Daniels' crime operation; a jealous Furillo questions Joyce about her interview at the Justice Department; LaRue imports a surplus tank; Fay gets herself arrested so she can confront Judge Grogan about the paternity of her expected child; and Goldblume outthinks some gang members threatening a stand up young man who turned in their friends.

The brutal Benedetto comes to the Hill on a loan sharking assignment; Furillo and Goldblume question a murder suspect who may have multiple personalities.

Kiki tries to persuade Eldridge to change his story; Hill's behavior gets worse and worse as he blows all his money; Fisk returns to the housing project with tragic results; Coffey sulks when Bates scores higher on the sergeant's exam; and Daniels has to make peace between Furillo and Mahoney.

On election day, Goldblume tries to keep a last minute candidate clear of the polling places; Mahoney turns on Daniels; Wachtel reports gangsters threatening to torch Murray's Wonderland; and Furillo tries to help Perez' family.

Bates and Coffey take over a storefront police/community relations project; a cop killer seems to be roaming the streets; Daryl Ann buys the wrong motorcycle for Renko; Joyce behaves oddly about buying a house; Leo and Ray try out an unorthodox method to get rid of the rats; and Daniels tries to short circuit Cleveland's corruption task force by exposing a network within the special Vice detail.

A census taker disappears while working in the precinct; the Mullins brothers promise Furillo that Joyce will die if she testifies against Timothy; Daniels relieves Furillo of command; and Daryl Ann asks Renko to marry her.

Renewed gang feuding involves a small local grocery store and its owners; Belker takes his anger about Robin's decision to stop seeing him out on his frightened informant during a beauty parlor undercover; Garibaldi cuts corners to help a young hooker and in his night school class; and Furillo must work against Daniels to head off a major gang battle.

Belker temporarily moves into Hunter's RV; Joyce introduces a new PD to the Hill before leaving to become an ADA; LaRue gloats over the videotape evidence of Mayo's undercover visit to Dr. Ted Rose; Fabian's mother reclaims him; and Hill and Renko deal with a man who has several outstanding warrants and who has just lost his whole family to a hit and run driver.

Calletano takes over command while Furillo attends an encounter group for precinct captains and their superiors; Hill and Renko get hold of some suspicious tea; Hunter's RV is stolen by a fugitive father and son; Goldblume is bemused by his new relationship with Gina Srignoli.

Bates gets to know an art teacher; Coffey, Renko, LaRue and Washington bet on who can drive to work the fastest; Renko has to bust his favorite singer for cocaine possession; Goldblume is taken hostage by a militant on the edge of sanity bombarding his neighbors with a high decibel barrage of words.

Belker goes undercover as a cabbie in a very volatile cab territory war; Hill and Renko try to cool down the resentment between a Korean grocer and his black neighbors; Mayor Cleveland's son is busted for drug possession; and Garibaldi is offered a deal to clear his mounting gambling debts.

A runner trying to raise money for cancer research is victimized; Daniels asks Furillo to head up an internal investigation of corruption arising out of Keenan's death; Garibaldi's death shakes the station house; Lee Cleveland comes to the end of his rope; and Howard gets a shock from his latest love.

Coffey persuades Bates to file guardianship papers for Fabian; Furillo considers returning to work as Daniels asks him for help getting the consultancy job he wants; Buntz appears on a TV small claims court; an impatient old woman messes up Belker's undercover at a pawn shop; and Hill, Renko, LaRue, Washington and Goldblume stumble on a courier for an international arms purchaser and deal themselves into his action.

A prostitute anxious to shield her pimp lodges a complaint of sexual harassment against officer Kate McBride; Goldblume takes his frustrations out on a rookie who lost a jumper; Ballantine freaks out again; and Buntz confronts Donahue about the murder of Dellaberti.

The Hill reaches a crisis point of outraged citizenry and stampeding press coverage when Hill and Renko rescue an escaped mass murderer captured by a vigilante mob, and Belker can't stop being a cop even as he coaches Robin through labor.

Goldblume is visited by an old friend, who is mugged and rejected by a publisher; Bernstein saves Joyce from an escaped prisoner and confesses he has a tremendous crush on her; Daniels warns Furillo that Calletano's station house is on the edge of a racial meltdown; and Russo loses an arrest in her undercover assignment because she slept with the subject.

Renko erupts in jealousy over Daryl Ann's business partner; Flaherty allows his feelings for Russo to interfere in a bust; Calletano returns to Hill Street when a Spanish speaking citizen is shot by a cop unable to understand him; and Kate McBride relives her father's death at an awards ceremony.