The detectives hunt for a man suspected of killing minorities to avenge injuries his brother suffered during the first Gulf War; Sipowicz and McDowell plan to marry.

A meek and mousy young woman is found beaten to death on the floor of her apartment. Her brother- in-law is very upset but not about her death--he was paying her money to use her apartment for an extramarital affair.

The murder of a man who frequented a betting parlor leads Sipowicz to an old friend; Jones searches for the man who attacked Haywood; the detectives research the Colahans' background.

As Andy and Connie prepare to finalize the adoption of baby Michelle, Frank Colahan's mom and dad show up. Connie sweetly and sincerely tells them they want the grandparents to be part of Michelle's life to the fullest extent possible.

The detectives investigate the murder of a gay financier whose death might be tied to a marine; Medavoy and Jones search for answers when a strangler attacks a Russian mail order bride; Haywood feels threatened when a murderer's conviction is overturned.

Jones accidentally shoots a 13-year-old boy while pursuing a murder suspect; McDowell and Ortiz search for answers when a man whom police escorted from the scene of a domestic dispute is found dead.

Sipowicz and Clark investigate when Julian Pisano is wounded in a shooting incident; McDowell and Ortiz assist a woman who doggedly pursues justice when she's conned out of $100; Clark grows concerned when his father stops returning his phone calls.

A transvestite prostitute's murder leads the detectives to two prime suspects: a pimp, and a john who claims the pimp and the prostitute set him up in an effort to steal a watch.

The detectives investigate the murder of a gay man who gave room and board to Latino parolees in exchange for sex; McDowell and Ortiz search for clues when a community activist is stabbed to death.

In hopes of freeing Clark from jail, Sipowicz searches for drug dealers who might have a connection to Laughlin; McDowell and Ortiz investigate a series of rapes in a park involving a perpetrator who forced his victims' boyfriends to watch.

Clark is placed under arrest after police find heroin in his car; detectives search for clues when a woman is beaten to death with a cordless drill; a murder victim's obsession with clean living may have led to his demise.

Connie and Rita find young children home alone, living in squalor. Tony's ex-wife is found dead. A carjacker is killed, and cocaine is found in the car.

Andy and Theo move out. Tony thinks about calling it a day with his ex-wife. Sipowicz and Clark Jr look into the threats made to Clark Sr. A distressed, schizophrenic young man keeps saying "she can't breathe".

Social-worker murder.

An auxiliary cop is murdered.

Dead women are found hog-tied in lot.

An officer and a boy tell conflicting stories about a cop's shooting death.

A 16-year-old boy is killed for his bicycle; McDowell's violent brother-in-law is released on bail.

A 5-year-old girl is abducted after her father leaves her in the park with strangers; a teen is dragged by a car; Sipowicz intervenes when McDowell's sister suffers abuse at the hands of her husband.

A hustler is found dead of a gunshot wound to the groin.

Detectives are tested for anthrax.

A pimp puts Sipowicz on his hit list for roughing up an associate; John Clark's name is found in a murdered prostitute's appointment book.