In one of the show's more unusual storylines, Izzie Stevens risks her professional reputation by attempting to save a dying deer brought in by a young boy, much to the confusion of her new interns. Core Themes and Character Shifts
A New Era at Seattle Grace: "A Change Is Gonna Come" The Season 4 premiere of Grey's Anatomy , titled serves as a pivotal "reboot" for the series. Airing originally on September 27, 2007, it transitions the core cast from interns to residents, fundamentally shifting the power dynamics at Seattle Grace Hospital. Plot Summary: Residents, Interns, and a Deer A Change Is Gonna ComeGrey's Anatomy : Season 4...
In a surprising move, Richard Webber appoints Callie Torres as Chief Resident, bypassing the more experienced and expectant Miranda Bailey. In one of the show's more unusual storylines,
