简介: Thefifth-yearresidentsreturnforthefirstdayofayearthatwillmakeorbreaktheircareers:MeredithfacestheconsequencesoftamperingwithDerek'sclinicaltrialandisterminatedatthehospital;ApriltriestostepuptotheplateasChiefResidentinthewakeofagiantsinkholeinthemiddleofSeattle;andCristinaandOwenarestillatoddsovertheirdrasticall...