When a Chinese-American honors student is killed, the investigation uncovers a racist mother who's son was competing with the victim for the same scholarship.

Cerreta and Stone find themselves on opposite sides of the fence when a storeowner kills two robbers and then claims self-defense as a justification.

The absence of a murder weapon complicates the investigation into the murder of a drug addict who stole from her family to support her habit.

A "green-card" bride from Russia is suspected of murdering her rich, but cold husband, who was threatening to divorce her just weeks before she would qualify to remain in this country.

A truck hits a pedestrian and the investigation reveals the victim's link to a baby-food company in which a new partner has connections to the Russian mob.

McCoy uses a charge of ""larceny by extortion"" against a councilman, whose former colleague claims he demanded sex in exchange for a law-firm partnership.

Briscoe and Logan set out to identify the apparent victim in a snuff film, but find her alive and really the victim of a points-for-sex club at her prestigious high school.

The death of a show horse leads to a trial involving insurance fraud, a sting operation and a wealthy woman's disappearance.

The sidewalk shooting of a young husband uncovers the fact that his wife's first husband died in a inadequately investigated accident, and that they may have been having an affair before it happened.

The cops' best hope of finding a kidnapped hired car driver alive is one of the armed robbers who grabbed him after a job, but the immunity deal he demands in return would effectively preclude his prosecution for the shooting death of an off-duty cop, placing McCoy in a difficult position as he seeks to placate the cops, who want the guy prosecuted, and the kidnapped man's wife, who wants every avenue of saving her husband explored.

A discrepancy concerning the time of death of a drive-by shooting victim leads McCoy and Ross to initiate prosecutions against both the shooter and the doctor who harvested her organs as transplant donations.

Taking on an apparent mafia murder, Detectives Briscoe and Curtis are stymied by a dead witness and a seemingly incoherent mob boss.

The investigation into the shooting of a newspaper columnist leads to a murder case from two decades earlier and involves a suspect who at that time had been a juvenile.

The murder of a white teen-ager in Harlem seems like an open-and-shut case until two patrol officers are implicated in the crime.

A former Black Panther, accused of murdering a Caucasian police officer, questions Green's integrity amidst a politically charged trial.

Jamie Ross returns to defend a student accused in a mass school slaying.

Investigating the murder of a woman in a rent-controlled apartment, the detectives discover that she was engaged in a long-running battle with her landlord and had been blocking the potentially lucrative sale of the building.

When a girl's parents frantically search for her, Briscoe and Green see that the girl's belongings were packed up in her apartment. They learn that the girl had been seeing a married man -- her boss. When the boss is brought up on charges, his wife sheds some new evidence.

A struggling actress is murdered in an apparent robbery-homicide where a video tape, made by a couple touring the city sold to a local news station, shows three suspects loading the stolen property into an SUV. They are charged with felony murder, a capital crime, and causes unrest with Southerlyn surrounding the death penalty.

The execution style shooting of a city contractor leads Detectives Briscoe and Green to suspect a professional hitman. They first focus upon possible enemies of the victim, but end up suspecting the victim's wife and her boyfried of hiring the killer. However later discovered evidence leads McCoy and Southerlyn to a conspirator that no one had suspected.

The murder of an admissions director of a private school leads the detectives to investigate a pair of angry parents whose children were denied admission, but then set their sights on the headmaster when they discover that the victim was about to go public with the denied admissions.

Briscoe and Green are assigned to a case involving an eccentric comedian who may have killed his young son by dangling him off a ledge.

The husband of a woman whose partially decomposed body is found floating in the Hudson River becomes the prime suspect in her murder until the prosecutors uncover a connection between her prospective attorney and a judge who has heard a suspiciously high number of his cases.

The detectives are skeptical when a former street activist turned shock jock with a history of staging phony muggings to gain publicity for his causes appears to be the subject of an attempt on his life after publicly assailing a mobster, but they begin to believe his story after they discover that the married jock was involved with the mobster's mistress.

The bombing death of a husband set to remove the feeding tube of his wife, who's in a persistent vegetative state, focuses the investigation on the protesters.