Greene's attempts at balancing his work and family after moving to Milwaukee comes to an abrupt end when his wife is caught cheating on him with a colleague, the divorce becomes final and he starts dating again.

He locks horns with close friend Dr. Doug Ross, whose reckless professional behavior is called into question by the hospital authorities, and new Chief Resident, Dr. Kerry Weaver.

He has already accepted a job at another medical facility when he heroically saves a child, trapped in a sewer in the landmark episode "Hell and High Water".

His heroism creates a media sensation and the hospital reconsiders its decision when Dr. Ross receives an award for outstanding community service.

Lewis is left holding the baby when her sister, Chloe, skips town, leaving daughter Suzie in Susan's care.

Just as Susan starts to become attached to the baby, Chloe returns, a changed woman, and a short custody battle ensues.

Eventually, Susan hands Suzie over to Chloe and is left devastated when her sister and her new husband move to Phoenix, taking the baby with them.

He becomes involved in the treatment of an elderly patient and her husband (played by comic Red Buttons) in order to secure his place in developing a new heart procedure study and a spot in the surgical program.

The woman's subsequent death results in tremendous personal guilt, but Carter still manages to win a place as a surgical intern despite the fierce competition.

Benton also struggles to decide whether to lodge a formal complaint against his mentor Dr. Vucelich, when he discovers irregularities in his research method.

Crew members Lance Gentile and Director of Photography Richard Thorpe both made their episode directing debuts this season.

British magazine Empire found the best ER episode was the seventh titled "Hell And High Water" where Doug Ross (George Clooney) saves a young boy from drowning during a flood.