ER: Temporada 13, Episódio 11

13 - 11: City of Mercy

Ames takes action that creates tension between Luka and Abby. Teller returns, sending Gates and Ray on a mission. Neela oversees an unusual kidney transplant case. Sam and Ben take a stand when a patient from Mercy Hospital ends up at County. Morris learns the true meaning of Christmas when he plays Santa to a special girl.