E.R. - Emergency Room

Sam and Kovac report to the police that her diabetic son, Alex, is missing and is possibly trying to find his father. The boy mistakenly thinks his dad is in Colorado, but the man is actually incarcerated. Unfortunately, Alex left without his insulin. And Neela, Ray and Abby struggle with their first shifts in charge of the new interns.

An infant's life hangs in the balance when a surrogate mother makes a dramatic decision after being injured in a car crash; Pratt is forced to deal with his feelings about the past after he encounters his estranged father.

When the new nurse manager, Eve, enforces strict and efficient new procedures, it shakes the entire ER.

A patient awakes from a 9-year coma, and Kovac does not know if he should tell her the truth about her past; Abby comforts Dr. Dubenko after he receives troubling news.

The new attending poses as a patient to test the doctors in the ER.

Clemente, Abby and Neela secretly care for a VIP patient, while Dubenko tortures the staff via a robotic television camera from home.

Kovac and Clemente disagree on how to save a patient's life.

While Neela goes on a routine ambulance ride with Gates, a plane crashes, injuring many and trapping others inside a burning building.

Upon returning from Iraq, Gallant surprises Neela with a request to bring their relationship to the next level; tensions between Kovac and Clemente rise as the two men vie for the same job.

Pratt and Weaver struggle to save the life of a little girl who has been mistakenly shot; everyone is shocked by nurse Haleh's pick to sing the solo in this year's annual holiday choir.

Abby continues to struggle with the decision to become a mother; Neela and Kovac help a religious teenager weigh all of her pregnancy options.

With Clemente missing in action, Dr. Dubenko volunteers to take the day shift but ends up overwhelmed; Kovac and Abby go shopping for their unborn baby.

Abby's medical school mentor is left at the hospital, suffering from ALS and a case of pneumonia, and Abby and Fran make a controversial decision regarding his treatment.

Dr. Clemente and his girlfriend, Jodie, are living the high life together when Jodie's husband, Bobby, interrupts things.

Dr. Dakarai joins Dr. Carter in the Sudanese desert, as they work to treat hundreds of sick and starving people.

Dr. Weaver contemplates hip-replacement surgery after she finds it hard to do her labor-intensive job; Dr. Kovac tries to ease Abby's fears about raising a child together.

Abby and Kovac work to keep a stabbed 21-year-old woman alive as they wait for a surgeon to operate.

Police bring in two teens involved in a car accident; Neela gets a visit and some troubling news from her in-laws.

Abby senses something odd when a woman and her young granddaughter are brought into the ER; Pratt goes to Africa to help Carter and realizes how difficult life will be.

A high number of people need care in Darfur; Pratt and Kakarai embark on a dangerous nighttime journey to a hospital in El Fashir.

Pratt struggles to get a straight story when two abused boys come into the ER with their father; two U.S. Army officers enter the ER.

Injured inmates arrive at County General hoping to escape their prison time; Dr. Kovac puts himself in harm's way; gunmen invade the hospital.