As the dust settles from the shootout, the Duttons deal with the potential repercussions. John calls in a favor and collects on some old debts. Jamie meets with the governor…

The Dutton family, owners of the largest ranch in Montana, fight ruthlessly to keep their land from the neighboring Indian reservation and the new chief seeking to reclaim it.

When Team Scorpion travels to Ireland for Megan’s one-year memorial, Walter discovers that a nearby lake’s natural disaster has created a poisonous cloud that could kill everyone in the village….

An exorcist is called to Briarcliff to help save a troubled farm boy; Sister Jude’s darkest secret is revealed.

Benton tries to find out if everything’s OK with Carla’s baby. Carter tries to get a man operated, despite the fact Anspaugh thinks he will die no matter what.

Benton takes a day off to help Carla. Carter finds out Edson falsified a chart.

Jeanie asks Greg to help Al get into a special AIDS-program at the hospital. Olbes brings in her grandfather, who had a stroke.

It’s Carol’s birthday, Mark is returning to work after being assaulted and Carla goes into premature labor.

Anspaugh is furious when Carter tells him he wants to quit surgery. Charlie is brought in with an overdose. Mark keeps struggling with his beating.

Benton can’t keep his mind on the job, Mark and Chuny break up and Carol does what she needs to do regarding the fatal error she has made.

Carol will hear whether her suspension is permanent or not. Mark and Doyle do what they can to get a patient with Down syndrome on a heart transplant list.

Carol worries about her physics exam while Mark is heart-broken about Susan’s departure and focuses solely on his job.

Mark and Kerry have to create a policy regarding HIV-positive employees, which leads to gossip amongst the nurses.

Carol has to fire two of the nurses. Meanwhile, Gant feels Benton is too hard on him.

Carter feels guilty about Gant’s death. Benton doesn’t want to talk about it.

While Mark is anxious about Susan’s return from her holiday, Doug and Carol ride along with the health mobile.

Encouraged by Carol, Mark finally asks Susan out. Benton tries to save a boy, despite the fact Doug thinks he’s brain dead.

While the whole staff is worried the ER might close, Jeanie has her own problems in dealing with being HIV-positive.

Donald Anspaugh has a new method to increase the staff’s efficiency, new intern Maggie Doyle joins the ER and Susan asks Mark to come along to Hawaii.

Doug’s one-night-stand has a seizure and he brings her to the ER.

The ER docs tend to three teenagers who were in an accident on the way to their senior prom. Greene and Carter treat the most severely injured, a boy suffering…

Carol’s pregnancy becomes public knowledge as she learns that she’s having twins. Lucy has problems trying to go off Ritalin. Peter learns Carla plans to move to Germany. Kerry finds…

Romano forces Benton to choose between the trauma and cardiothoracic fellowships. Carol worries that she may have lost her child. Corday and Greene bond on the way to a medical…

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…

During a paramedic ride-along, Carter is forced to drive the ambulance while fleeing a riot scene and inadvertently runs over a teenage boy. Later, a paramedic is shot by an…

Greene assists paramedics in treating injured children at a school bus accident. En route, Doug and Jeanie survive their own accident. Kerry stops Doug from treating Jeanie…or any other patient….

Ricky Abbott returns to the ER. Doug forges papers to allow Joi to treat Ricky at home. Corday decides to back out of the Romano sexual harassment investigation after he…

Doug faces possible criminal charges after Ricky Abbott dies when Ross bypasses system lockouts to enable Joi to give Ricky a lethal dosage of dilaudin. Doug is delegated to desk…

Amanda Lee’s obsession with Dr. Greene comes to a head when Mark inadvertantly digs up old med school records damaging to her career. Carter tries to save Lucy from Edson’s…

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

Doug jeopardizes future federal grants for the entire ER when he breaks a double blind study by giving a sample drug to an ailing patient. Doyle lodges a sexual harassment…

Carter and Lucy scramble across Chicago to find a dying girl’s father who’s a perfect match for her very rare blood type. Benton operates without transfusions to save the little…

Carter plays tour guide for Ruth Johnson, who was born in the hospital 100 years ago to the day, and her large family. Carol treats a boy who was hit…

After Mark saves a 16-year-old assault victim in a daring rescue, he tries to convince the boy to leave the streets for a shelter. Carter loses his beard when two…

Kovac and Haleh take care of Hathaway’s twins so the new mother can finally get some rest. The job transfer for Carla’s husband does not get approved allowing Reese to…

Dr. Corday commits a deadly error after being on-call for nearly 36 hours straight. Peter visits Dr. Kotlowitz and receives encouragement regarding a cochlear implant for Reese. Dr. Amanda Lee,…

Mark goes to a trauma scene with the EMTs, where he treats a gunshot victim who has a bomb strapped to himself. Later, Mark’s daughter persuades him to treat a…

Dr. Corday begins her first day as an intern, first by being assigned to Dale Edson, then being treated as Romano’s lapdog. Kerry is interviewed for ER chief. Doug and…

Dr. Corday’s father visits from overseas in an attempt to convince her to join his medical practice. Weaver suggests that Elizabeth look into alternative methods to stay in America, like…

Hathaway befriends an out-of-work waitress, Meg. Seven-months pregnant, Meg cannot afford prenatal care. Hathaway invites her to the hospital, performs free tests and helps her interview for a job in…