When a torrential rainstorm pounds Chicago, patients deluge the emergency room while Weaver speeds to an accident site. There, she finds a pregnant woman, Vicki lying injured inside a wrecked…

Peter Benton continues his court fight against Reese’s stepfather, Roger, who seems to have the upper hand. When a woman is accidentally shot during a gas station robbery, Dr. Corday…

Benton commits perjury on the witness stand in order to gain custody of Reese. When Romano refuses to give him a more even schedule, Peter resigns and seeks a job…

Abby helps a distraught boy whose mother died of a stroke; a man with schizophrenia, who once stabbed Carter and killed a doctor checks into the ER.

Weaver returns to the emergency room after a self-imposed sabbatical of three weeks, wondering how her newfound lesbian identity will affect her workplace relationships. Having purposely allowed a mass murderer…

Carter is overwhelmed by patients from a rock concert riot. Benton’s former girlfriend is killed in a car accident. Newly promoted to chief resident, Chen panics and misdiagnoses a patient….

Greene’s daughter comes to live with him and Corday. Carter and Abby become more intimate. Chen must prove her skills while saving a baby. Weaver terminates Malucci after witnessing him…

Dr. Susan Lewis arrives, looking for work in the Chicago area again. Greene hires her, over Weaver’s objection. Chen nervously attends a risk management review, accompanied by the unforgiving Weaver,…

The ER is flooded with foster care home residents, attacked by a shooter bent on tracking down his son, who , with the help of Dr. Green, was put into…

As the new director of diversity, Benton studies medical school applications and discovers that his own academic record did not qualify him–he was admitted because of affirmative action. Weaver feels…

In the series’ 150th episode, a massive train wreck mobilizes the emergency room doctors. Corday, Carter and Kovac rush to the scene. Corday falls and injures her back, bringing on…

Weaver fears for her own reputation when Legaspi is accused of sexual harassment. Afraid to reveal her relationship with Legaspi–for both personal and professional reasons–Weaver fails to support her during…

A demented patient causes a shootout in the emergency room. After terrorizing people in the ER with a gun, she gets shot by a policeman. She soon dies. Benton later…

Numerous mishaps threaten to mar Corday and Greene’s wedding day. As the very pregnant Corday becomes increasingly agitated, the presence of her bickering divorced parents does little to improve her…

Abby and Carter travel to Oklahoma to rescue Abby’s mentally ill mother (SALLY FIELD) and bring her back to Chicago. In Chicago, Maggie suffers from a sleeping pills overdose. At…

Maggie contests Abby’s attempt to institutionalize her. Weaver treats a few bizarre patients. When Legaspi returns to work after being exonerated of sexual harassment, Weaver tries to reconcile with her….

Cleo and Carla clash after Reese gets hurt while in Cleo’s care. Weaver and Kovac cannot save the life of a developmentally challenged woman’s only caregiver. Abby goes to a…

Greene flies in a helicopter to a remote area of Indiana to rescue a heart transplant patient. The helicopter develops problems, and Greene arranges for paramedics to transport the patient…

Corday rushes through a surgical procedure in order to take off on a romantic weekend with Greene. She is later called back to the hospital after her patient suffers complications….

Tests reveal that Greene has a brain tumor, but he hides the news from Corday. Corday finds out that she is being sued for malpractice. She also reveals to Greene…

Maggie’s emotional instability worsens. She refuses her medication, becomes combative and flees the hospital. Abby finds solace with Kovac. The gang member girlfriend of Benton’s deceased nephew knows who killed…

Chen gives birth, but insists on breastfeeding the infant before she gives it to the adoptive parents. Greene and Corday consult a brain specialist in New York City who believes…

Mark Green is in New York on New Years eve for cancer surgery. Meanwhile a father and son are involved in a car crash.

Benton and Cleo clash over his deceased nephew’s girlfriend. They finally agree to call a social worker. Benton confesses his love to Cleo. The spinal surgery malpractice suit is settled…

Greene returns to work but confuses words and displays uncharacteristic anger. Eager to get out of his per diem situation, Benton agrees to a full time position. Carter visits his…

Weaver becomes concerned about Greene’s cognitive skills and surrepticiously calls for an official evaluation of his competency. Corday plans her wedding to Greene. Bishop Stewart (JAMES CROMWELL) returns, and Kovacs…

Dr. Carter struggles with his drug dependency; a custodial strike leaves the ER cluttered with garbage; a riot at a high-school football game leaves several wounded.

A young couple cope with their baby being premature; Greene and Corday struggle with their relationship.

Dr. Carter is allowed a cautious restart with small steps. An extremely blond Dr. Malucci is very curious who’s made Dr. Chen pregnant. Dr. Benton has been written out of…

Benton is unable to find a job after Romano negatively influences local hospitals. He reluctantly agrees to accept Romano’s demeaning offer of a per diem job at County with no…

Weaver reprimands Carter for doing a dangerous procedure without consulting Kovac. She also talks to Hathaway about Hathaway’s lack of focus on the job. And while treating a 6-year-old patient…

Greene prepares to bury his father. Chen worries about Carter’s mood swings. After witnessing the interaction between a dying woman and her family, Hathaway realizes she wants her family together…

As the result of a school shooting, Kovac and Benton care for the gunman and his victims. Abby discovers that Carter has been illegally injecting pain relievers. Greene and Weaver…

Lucy’s patient finally gets a heart transplant but does not survive. The transplanted heart will now go to another recipient. Greene interferes in a gay domestic situation. Corday tricked her…

Two boys brought in after a fight at school leads Cleo to discover that one of them has been injecting himself with hormones. Hathaway’s obstetrics nurse, Abby Lockhart, joins the…

Dr. Greene and Corday bond with their parents, Lucy cares for a patient with a psychotic break, and Valentine’s Day celebrations in the ER end tragically for one of the…

Carter and Lucy are discovered and the staff struggles to save them and go on with normal patient care.

Kovac witnesses an accident and saves the young victim’s life. Carter slowly recovers from his brutal attack and undergoes excruciating physical therapy. Hathaway helps two sexually active 14-year-old girls.

Even though he suffers from intense pain due to his stabbing injuries, Carter returns to work and prescribes a controversial procedure for a suicidal patient. Greene tries to convince his…

Chen’s patient refuses to reveal to his daughter that she might have inherited a terrible disease from him. Weaver defies Romano’s authority and performs a procedure that gets her suspended….