ER: Season 3, Episode 21

3 - 21: Make a Wish

Mark returns to work, physically and emotionally scarred. Carla goes into labor again, about eight weeks prematurely, and delivers a baby boy. Doug thwarts Carol's efforts to celebrate her birthday quietly. Carter's doubts about whether his future lies in surgery grow. Maggie tries to interest Mark in various self-defense devices, resulting in Carter accidentally pepper-spraying himself.