Jeff Cahill

Cochran contemplates a procedure that could cure Swearengen--or kill him. His employer indisposed, Dority must attend to a former fellow-bushwacker come to request Swearengen's permission to pull a job, and to Wu, who attempts to convey news of a 'tong' rival newly arrived from San Francisco. Bullock attempts to settle into domesticity, while Star gets a new combination bookkeeper/roommate--Trixie. Alma cuts ties with Sofia's tutor, Miss Isringhausen, who takes refuge with Adams. The arrival of County Commissioner Hugo Jarry spawns rumors about the camp's future and legal ownership of the gold claims.

Michael must rely on his deadliest enemies to help attempt the most daring breakout ever.

After his mother's funeral, Dr. Greene comforts his father (John Cullum) in San Diego. In Chicago, Romano surprises Corday by appointing her associate chief of surgery. Corday treats Elaine, Carter's lover, for breast cancer. Elaine becomes furious when Carter discovers her secret. After hearing that the AIDS-infected mother of the Ortega baby died, Jeanie volunteers to become his foster parent but gets rejected. She realizes she really wants to marry Reggie. A vindictive Carla tells Benton that Reese may not be his son. Greene returns from his mother's funeral and argues with Weaver over the wishes of a dying patient.

A wounded gang member tries to leave the ER to exact revenge. Benton keeps Reese's hearing disability a secret from his co-workers. Jeanie tells Ross she'd like to be his physician assistant in the pediatric emergency room. Weaver interviews for the job as permanent Chief of Emergency Medicine. Hathaway discloses to Ross that she might be pregnant but later discovers she's not. Lucy misplaces a dead body as she transports it to the morgue. Her inability to start an IV is revealed during a crisis. Corday realizes that her abilities exceed what will be demanded of her as an intern.

When officers John Cooper, Ben Sherman and Chickie Brown rescue a baby girl found alone crawling across the middle of an LA intersection, the hunt for her mother begins. Detectives Lydia Adams and Russell Clarke examine the scene looking for clues, and soon Lydia finds herself affected by the search and must deal with some past issues – taking a personal interest in reuniting the baby with its mother. Meanwhile, officers Sammy Bryant and Nate Moretta are unable to find the financial resources to put a juvenile key witness in police protection after an attempt on her life and must now convince the DA to place her in a student police program. And back at the station, everyone gathers for a retirement party for Dewey.