Sam and Luka are desperately trying to find Alex, who has run away from home in the previous episode. Meanwhile, Ray, Abby and Neela have their first day as R2's, which m ...

Ray objects when a surrogate mother in labor endangers the baby's life by not wanting to have a C-section. Meanwhile, Sam tells Luka that she and Alex are moving out; Pra ...

A tough day at work quickly gets worse for Luka as he clashes with new nurse manager, Eve Peyton. And later he's involved in a brawl with the father of an injured boy. Ab ...

The rainy night brings in diverse patients, including a mother involved in a car accident with her baby, a man with a satisfaction facilitator, and a comatose patient who ...

A new attending, Dr. Victor Clemente, comes aboard and quickly makes a stir in the ER. Abby's breast cancer patient convinces her to take a long awaited test. Luka befrie ...

Pratt's half-brother tries to get him to make amends with his estranged father. Clemente treats an infant chimpanzee and involves Abby and Neela on the secret case. Eve p ...

A kidnapped girl is the victim of police shooting. Abby is stuck in the middle of a disagreement between Luka and Clemente. Neela receives a phone call from Iraq. Later, ...

The ER prepares to take in victims from a plane crash while Neela and Pratt head out to the crash site where Neela makes heroic efforts. At the end of the day Neela gets ...

Gallant impulsively asks Neela to marry him that exact day; she says I do but soon gets cold feet. Morris stands up to Weaver on a patient's course of treatment. Luka, Sa ...

Pratt and Weaver try to create a Christmas miracle when they work to save a girl wounded from gunfire. Eve gets into trouble after punching a disruptive patient. Also, Ab ...

Neela treats a religious teenage girl who turns out to be pregnant. Abby and Kovac struggle to figure out what to do with her unexpected pregnancy. ...

Ray helps an old friend escape from her abusive father. Dubenko volunteers in the ER but can't seem to handle a slow day. Abby and Kovac go baby shopping, while Neela get ...

Dr. Nate Lennox, a former professor with ALS, is brought in as the progression of his disease is chronicled through his own flashbacks as he is treated by each of the doc ...

An unexpected visitor puts Clemente in the middle of a domestic dispute. Meanwhile, Luka and Abby await test results on their unborn child; Neela struggles with her surgi ...

In Sudan, Carter and a colleague struggle to save a woman who was raped by a band of militants. Back in the ER, Clemente asks to return to work after the shooting inciden ...

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

Abby and Luka desperately try to keep a young woman alive who was brought into the ER with stab wounds to the neck. As her condition worsens, Clemente steps in and tries ...

When two teens are in a car accident, Abby and Morris struggle to figure out what is wrong with the unconscious girl. Meanwhile, Neela gets a visit from her in-laws and d ...

Dr. Clemente's paranoia spirals out of control after he receives threatening mail from his girlfriend's husband. Abby senses something not right when a grandmother and gr ...

Dr. Pratt settles into his new job in Darfur but is troubled by the huge number of people needing care. A sheik and his pregnant wife arrive looking for treatment. Carter ...

Neela receives good news about her surgical residency, but two visitors bring some troubling news regarding Gallant. Pratt struggles to get a straight story when two abus ...

Chaos strikes in County General when shots are fired and the gunmen get more and more desperate to make it out of the hospital. Kovac unknowingly puts himself in harms wa ...