Dr. Lewis is confronted by a private physician concerning her risky treatment of a heart patient. Meanwhile, a mysterious woman wanders the halls of the hospital.
After a school shooting, Kovac and Benton care for the victims. Abby discovers Carter has been illegally injecting pain relievers. Greene and Weaver confront him about his issues.
Dr. Lewis is confronted by a private physician concerning her risky treatment of a heart patient. Meanwhile, a mysterious woman wanders the halls of the hospital.
Carter contacts the wrong parents to inform them that their son is dead. Ross is still attracted to Hathaway--who just moved in with Dr. John Taglieri.
A business contractor prepares his family for his death because a heart donor can't be found. Dr. Ross helps a teenage girl with asthma when her mother does not have the money.
After a school shooting, Kovac and Benton care for the victims. Abby discovers Carter has been illegally injecting pain relievers. Greene and Weaver confront him about his issues.
After witnessing the interaction between a dying woman and her family, Hathaway realizes she wants her family together and flies to Seattle to join Ross.
While treating a 6-year-old patient involved in a minor car accident, Malucci and Cleo discover the girl has been sexually molested recently by her father.
Abby tries to convince the teenage half-sister of a leukaemia patient to get tested to see if she's a bone marrow match. Carter seeks psychiatric help because he can't sleep.
Carter sadly discovers that Lucy got accepted as a resident to the psychiatry programme at County General. Greene lovingly tends to his dying father at home.
Chen's patient refuses to reveal to his daughter that she may have inherited a disease from him. Weaver defies Romano's authority and performs a procedure that gets her suspended.
After witnessing the interaction between a dying woman and her family, Hathaway realizes she wants her family together and flies to Seattle to join Ross.
While treating a 6-year-old patient involved in a minor car accident, Malucci and Cleo discover the girl has been sexually molested recently by her father.
Abby tries to convince the teenage half-sister of a leukaemia patient to get tested to see if she's a bone marrow match. Carter seeks psychiatric help because he can't sleep.
Carter sadly discovers that Lucy got accepted as a resident to the psychiatry programme at County General. Greene lovingly tends to his dying father at home.
Chen's patient refuses to reveal to his daughter that she may have inherited a disease from him. Weaver defies Romano's authority and performs a procedure that gets her suspended.
Despite his pain, Carter returns to work and prescribes a controversial procedure for a suicidal patient. Greene tries to convince his father to undergo cancer treatment.
Kovac witnesses an accident and saves the young victim's life. Carter slowly recovers from his brutal attack and undergoes excruciating physical therapy.
Weaver finds Carter and Lucy almost dead from several stab wounds. The Police close off the crime scene. Benton successfully operates on Carter, but Lucy cannot be saved.
Carter arrives too late to help Lucy with her schizophrenic patient. The patient stabs Carter. Carter falls and sees Lucy lying on the ground soaked in her own blood.
Two boys brought in after a fight leads Cleo to discover that one of them has been injecting himself with hormones. Hathaway's obstetrics nurse, Abby Lockhart, joins the ER.
Despite his pain, Carter returns to work and prescribes a controversial procedure for a suicidal patient. Greene tries to convince his father to undergo cancer treatment.
Kovac witnesses an accident and saves the young victim's life. Carter slowly recovers from his brutal attack and undergoes excruciating physical therapy.
Weaver finds Carter and Lucy almost dead from several stab wounds. The Police close off the crime scene. Benton successfully operates on Carter, but Lucy cannot be saved.
Carter arrives too late to help Lucy with her schizophrenic patient. The patient stabs Carter. Carter falls and sees Lucy lying on the ground soaked in her own blood.
Two boys brought in after a fight leads Cleo to discover that one of them has been injecting himself with hormones. Hathaway's obstetrics nurse, Abby Lockhart, joins the ER.
Lucy's patient finally gets a heart transplant but does not survive. Corday tricked her patient who murdered several women and now he's being transferred to a county jail.
To get her patient to tell her the location of a missing body, Corday agrees to grant him a fatal wish. Deb Chen returns to County General using her Chinese name, Jing-Mei Chen.
Kovac and Haleh take care of Hathaway's twins so she can get some rest. Lucy endeavours to get a heart transplant for a woman and begs Romano to perform the surgery.
Complications arise as Hathaway delivers twins, Tess and Kate. Greene, Hathaway's Lamaze coach, rushes to the hospital to be with her during the delivery.
Lucy's patient finally gets a heart transplant but does not survive. Corday tricked her patient who murdered several women and now he's being transferred to a county jail.
To get her patient to tell her the location of a missing body, Corday agrees to grant him a fatal wish. Deb Chen returns to County General, using her Chinese name, Jing-Mei Chen
Kovac and Haleh take care of Hathaway's twins so she can get some rest. Lucy endeavours to get a heart transplant for a woman and begs Romano to perform the surgery
Complications arise as Hathaway delivers twins, Tess and Kate. Greene, Hathaway's Lamaze coach, rushes to the hospital to be with her during the delivery.
Recommendation from Weaver allows Jeanie to have temporary approval as a foster parent for baby Carlos. Corday successfully performs a mastectomy on Elaine.
Recommendation from Weaver allows Jeanie to have temporary approval as a foster parent for baby Carlos. Corday successfully performs a mastectomy on Elaine.
When Anspaugh decides to retire as chief of staff and return to surgery, he appoints Romano as his replacement. Greene expresses reservations about the decision.
Weaver rescues an abandoned, drugged 2-year-old boy. Romano offers Corday the cardiothoracic fellowship that Benton rejected. Hathaway's ultrasound reveals twins.
Hathaway informs Ross about her pregnancy. Just when Romano thinks he's convinced Benton to join his cardiothoracic team, Benton accepts the trauma fellowship.
A storm causes a power outage, and the back-up generators fail. A comatose patient from another floor is beaten, sexually assaulted and left at the ER.
Romano forces Benton to choose between two fellowships. Greene and Corday become better friends on the way to a conference. Lucy shows impressive skills during her rotation.
When Anspaugh decides to retire as chief of staff and return to surgery, he appoints Romano as his replacement. Greene expresses reservations about the decision.
Weaver rescues an abandoned, drugged 2-year-old boy. Romano offers Corday the cardiothoracic fellowship that Benton rejected. Hathaway's ultrasound reveals twins.
Hathaway informs Ross about her pregnancy. Just when Romano thinks he's convinced Benton to join his cardiothoracic team, Benton accepts the trauma fellowship.
A storm causes a power outage, and the back-up generators fail. A comatose patient from another floor is beaten, sexually assaulted and left at the ER.